From 6fa5a3557bc353955c9d76e93ae121b00aec9759 Mon Sep 17 00:00:00 2001
From: Markus Fleschutz <markus.fleschutz@gmail.com>
Date: Wed, 9 Jul 2025 15:09:20 +0200
Subject: [PATCH] Updated the open-*.ps1 scripts

---
 scripts/open-URL.ps1                 | 2 ++
 scripts/open-apps-folder.ps1         | 2 ++
 scripts/open-auto-start-folder.ps1   | 2 ++
 scripts/open-bing-maps.ps1           | 2 ++
 scripts/open-booking-com.ps1         | 2 ++
 scripts/open-c-drive.ps1             | 2 ++
 scripts/open-calculator.ps1          | 2 ++
 scripts/open-chrome.ps1              | 2 ++
 scripts/open-clock.ps1               | 2 ++
 scripts/open-cortana.ps1             | 2 ++
 scripts/open-d-drive.ps1             | 2 ++
 scripts/open-dashboards.ps1          | 2 ++
 scripts/open-deep-l-translator.ps1   | 4 +++-
 scripts/open-default-browser.ps1     | 2 ++
 scripts/open-desktop-folder.ps1      | 4 +++-
 scripts/open-documents-folder.ps1    | 4 +++-
 scripts/open-downloads-folder.ps1    | 2 ++
 scripts/open-dropbox-folder.ps1      | 2 ++
 scripts/open-duck-duck-go.ps1        | 2 ++
 scripts/open-e-drive.ps1             | 2 ++
 scripts/open-edge.ps1                | 4 +++-
 scripts/open-egg-timer.ps1           | 2 ++
 scripts/open-email-client.ps1        | 2 ++
 scripts/open-f-drive.ps1             | 4 +++-
 scripts/open-file-explorer.ps1       | 2 ++
 scripts/open-fire-place.ps1          | 2 ++
 scripts/open-firefox.ps1             | 4 +++-
 scripts/open-flight-radar.ps1        | 4 +++-
 scripts/open-g-drive.ps1             | 2 ++
 scripts/open-git-extensions.ps1      | 2 ++
 scripts/open-google-books.ps1        | 4 +++-
 scripts/open-google-calendar.ps1     | 4 +++-
 scripts/open-google-contacts.ps1     | 2 ++
 scripts/open-google-docs.ps1         | 4 +++-
 scripts/open-google-earth.ps1        | 4 +++-
 scripts/open-google-mail.ps1         | 4 +++-
 scripts/open-google-maps.ps1         | 4 +++-
 scripts/open-google-news.ps1         | 4 +++-
 scripts/open-google-photos.ps1       | 4 +++-
 scripts/open-google-play.ps1         | 4 +++-
 scripts/open-google-search.ps1       | 4 +++-
 scripts/open-google-stadia.ps1       | 4 +++-
 scripts/open-google-translate.ps1    | 4 +++-
 scripts/open-home-folder.ps1         | 4 +++-
 scripts/open-internet-archive.ps1    | 4 +++-
 scripts/open-jitsi-meet.ps1          | 4 +++-
 scripts/open-m-drive.ps1             | 4 +++-
 scripts/open-magnifier.ps1           | 6 ++++--
 scripts/open-microsoft-paint.ps1     | 4 +++-
 scripts/open-microsoft-solitaire.ps1 | 4 +++-
 scripts/open-microsoft-store.ps1     | 4 +++-
 scripts/open-microsoft-teams.ps1     | 4 +++-
 scripts/open-music-folder.ps1        | 6 ++++--
 scripts/open-netflix.ps1             | 4 +++-
 scripts/open-notepad.ps1             | 2 ++
 scripts/open-obs-studio.ps1          | 4 +++-
 scripts/open-office-365.ps1          | 4 +++-
 scripts/open-one-drive-folder.ps1    | 4 +++-
 scripts/open-outlook.ps1             | 4 +++-
 scripts/open-paint-three-d.ps1       | 6 ++++--
 scripts/open-pictures-folder.ps1     | 6 ++++--
 scripts/open-rdp.ps1                 | 8 +++++---
 scripts/open-recycle-bin-folder.ps1  | 4 +++-
 scripts/open-remote-desktop.ps1      | 6 ++++--
 scripts/open-repos-folder.ps1        | 4 +++-
 scripts/open-screen-clip.ps1         | 4 +++-
 scripts/open-screen-sketch.ps1       | 4 +++-
 scripts/open-skype.ps1               | 4 +++-
 scripts/open-snipping-tool.ps1       | 4 +++-
 scripts/open-speed-test.ps1          | 4 +++-
 scripts/open-spotify.ps1             | 4 +++-
 scripts/open-stack-overflow.ps1      | 4 +++-
 scripts/open-start-page.ps1          | 4 +++-
 scripts/open-street-map.ps1          | 4 +++-
 scripts/open-task-manager.ps1        | 4 +++-
 scripts/open-temporary-folder.ps1    | 4 +++-
 scripts/open-three-d-viewer.ps1      | 4 +++-
 scripts/open-thunderbird.ps1         | 4 +++-
 scripts/open-videos-folders.ps1      | 4 +++-
 scripts/open-visual-studio.ps1       | 2 ++
 scripts/open-voice-recorder.ps1      | 4 +++-
 scripts/open-vpn-settings.ps1        | 4 +++-
 scripts/open-windows-defender.ps1    | 4 +++-
 scripts/open-windows-terminal.ps1    | 4 +++-
 scripts/open-xing.ps1                | 2 +-
 85 files changed, 234 insertions(+), 66 deletions(-)

diff --git a/scripts/open-URL.ps1 b/scripts/open-URL.ps1
index 34c14f44..7d73735b 100755
--- a/scripts/open-URL.ps1
+++ b/scripts/open-URL.ps1
@@ -15,6 +15,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 param([string]$URL = "", [string]$text = "")
 
 try {
diff --git a/scripts/open-apps-folder.ps1 b/scripts/open-apps-folder.ps1
index aba5398c..3173e435 100755
--- a/scripts/open-apps-folder.ps1
+++ b/scripts/open-apps-folder.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-file-explorer.ps1" "shell:AppsFolder"
 exit 0 # success
 
diff --git a/scripts/open-auto-start-folder.ps1 b/scripts/open-auto-start-folder.ps1
index 6596e54a..e1686160 100755
--- a/scripts/open-auto-start-folder.ps1
+++ b/scripts/open-auto-start-folder.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDir = resolve-path "$HOME/AppData/Roaming/Microsoft/Windows/Start Menu/Programs/Startup"
 	if (-not(test-path "$TargetDir" -pathType container)) {
diff --git a/scripts/open-bing-maps.ps1 b/scripts/open-bing-maps.ps1
index 857cd109..67044e21 100755
--- a/scripts/open-bing-maps.ps1
+++ b/scripts/open-bing-maps.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	start-process bingmaps:
 	exit 0 # success
diff --git a/scripts/open-booking-com.ps1 b/scripts/open-booking-com.ps1
index 5794b975..daac1767 100755
--- a/scripts/open-booking-com.ps1
+++ b/scripts/open-booking-com.ps1
@@ -11,5 +11,7 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://www.booking.com"
 exit 0 # success
diff --git a/scripts/open-c-drive.ps1 b/scripts/open-c-drive.ps1
index 00400f49..fb40311e 100755
--- a/scripts/open-c-drive.ps1
+++ b/scripts/open-c-drive.ps1
@@ -11,5 +11,7 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-file-explorer.ps1" "C:"
 exit 0 # success
diff --git a/scripts/open-calculator.ps1 b/scripts/open-calculator.ps1
index b367cf9d..79670b25 100755
--- a/scripts/open-calculator.ps1
+++ b/scripts/open-calculator.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process ms-calculator:
 	exit 0 # success
diff --git a/scripts/open-chrome.ps1 b/scripts/open-chrome.ps1
index 51ec9e8c..6fb3dc71 100755
--- a/scripts/open-chrome.ps1
+++ b/scripts/open-chrome.ps1
@@ -13,6 +13,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 param([string]$URL = "http://www.fleschutz.de")
 
 try {
diff --git a/scripts/open-clock.ps1 b/scripts/open-clock.ps1
index b482ebb1..f74af2f1 100755
--- a/scripts/open-clock.ps1
+++ b/scripts/open-clock.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process ms-clock:
 	exit 0 # success
diff --git a/scripts/open-cortana.ps1 b/scripts/open-cortana.ps1
index 6dd89c91..c1557bca 100755
--- a/scripts/open-cortana.ps1
+++ b/scripts/open-cortana.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process ms-cortana2:
 	exit 0 # success
diff --git a/scripts/open-d-drive.ps1 b/scripts/open-d-drive.ps1
index 94ed50f7..a6c06c99 100755
--- a/scripts/open-d-drive.ps1
+++ b/scripts/open-d-drive.ps1
@@ -11,4 +11,6 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-file-explorer.ps1" "D:"
diff --git a/scripts/open-dashboards.ps1 b/scripts/open-dashboards.ps1
index 504536e0..1b6a145a 100755
--- a/scripts/open-dashboards.ps1
+++ b/scripts/open-dashboards.ps1
@@ -15,6 +15,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 param([int]$timeInterval = 120) # milliseconds
 
 try {
diff --git a/scripts/open-deep-l-translator.ps1 b/scripts/open-deep-l-translator.ps1
index c4350207..7abfd88f 100755
--- a/scripts/open-deep-l-translator.ps1
+++ b/scripts/open-deep-l-translator.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the DeepL Translator website.
 .EXAMPLE
-	PS> ./open-deep-l-translator
+	PS> ./open-deep-l-translator.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://www.deepl.com/translator"
 exit 0 # success
diff --git a/scripts/open-default-browser.ps1 b/scripts/open-default-browser.ps1
index 7c8fb391..aab1df3f 100755
--- a/scripts/open-default-browser.ps1
+++ b/scripts/open-default-browser.ps1
@@ -13,6 +13,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 param([string]$URL = "https://www.fleschutz.de")
 
 try {
diff --git a/scripts/open-desktop-folder.ps1 b/scripts/open-desktop-folder.ps1
index 72def0c0..11021c5c 100755
--- a/scripts/open-desktop-folder.ps1
+++ b/scripts/open-desktop-folder.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This PowerShell script launches the File Explorer with the user's desktop folder.
 .EXAMPLE
-	PS> ./open-desktop-folder
+	PS> ./open-desktop-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDir = resolve-path "$HOME/Desktop"
 	if (-not(test-path "$TargetDir" -pathType container)) {
diff --git a/scripts/open-documents-folder.ps1 b/scripts/open-documents-folder.ps1
index c7766271..e607542a 100755
--- a/scripts/open-documents-folder.ps1
+++ b/scripts/open-documents-folder.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This PowerShell script launches the File Explorer with the user's documents folder.
 .EXAMPLE
-	PS> ./open-documents-folder
+	PS> ./open-documents-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDir = resolve-path "$HOME/Documents"
 	if (-not(test-path "$TargetDir" -pathType container)) {
diff --git a/scripts/open-downloads-folder.ps1 b/scripts/open-downloads-folder.ps1
index 0147c0bc..1b4f134e 100755
--- a/scripts/open-downloads-folder.ps1
+++ b/scripts/open-downloads-folder.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	if ($IsLinux) {
 		$Path = Resolve-Path "$HOME/Downloads"
diff --git a/scripts/open-dropbox-folder.ps1 b/scripts/open-dropbox-folder.ps1
index 9575a761..98451477 100755
--- a/scripts/open-dropbox-folder.ps1
+++ b/scripts/open-dropbox-folder.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDirs = resolve-path "$HOME/Dropbox*"
 	foreach($TargetDir in $TargetDirs) {
diff --git a/scripts/open-duck-duck-go.ps1 b/scripts/open-duck-duck-go.ps1
index aeebe7a7..f9cf4ef6 100755
--- a/scripts/open-duck-duck-go.ps1
+++ b/scripts/open-duck-duck-go.ps1
@@ -11,5 +11,7 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://duckduckgo.com"
 exit 0 # success
diff --git a/scripts/open-e-drive.ps1 b/scripts/open-e-drive.ps1
index f06d7fb4..a4f54830 100755
--- a/scripts/open-e-drive.ps1
+++ b/scripts/open-e-drive.ps1
@@ -11,4 +11,6 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-file-explorer.ps1" "E:"
diff --git a/scripts/open-edge.ps1 b/scripts/open-edge.ps1
index d1184834..e68b8426 100755
--- a/scripts/open-edge.ps1
+++ b/scripts/open-edge.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Microsoft Edge Web browser.
 .EXAMPLE
-	PS> ./open-edge
+	PS> ./open-edge.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process microsoft-edge://
 exit 0 # success
diff --git a/scripts/open-egg-timer.ps1 b/scripts/open-egg-timer.ps1
index f0cb0f58..9d40dc12 100755
--- a/scripts/open-egg-timer.ps1
+++ b/scripts/open-egg-timer.ps1
@@ -11,5 +11,7 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://e.ggtimer.com"
 exit 0 # success
diff --git a/scripts/open-email-client.ps1 b/scripts/open-email-client.ps1
index 68fe221e..0c6d8d8a 100755
--- a/scripts/open-email-client.ps1
+++ b/scripts/open-email-client.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	start-process "mailto:markus@fleschutz.de"
 	exit 0 # success
diff --git a/scripts/open-f-drive.ps1 b/scripts/open-f-drive.ps1
index a14404ca..92dc420b 100755
--- a/scripts/open-f-drive.ps1
+++ b/scripts/open-f-drive.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the File Explorer with the F: drive folder.
 .EXAMPLE
-	PS> ./open-f-drive
+	PS> ./open-f-drive.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-file-explorer.ps1" "F:"
 exit 0 # success
diff --git a/scripts/open-file-explorer.ps1 b/scripts/open-file-explorer.ps1
index e5925028..fbadf477 100755
--- a/scripts/open-file-explorer.ps1
+++ b/scripts/open-file-explorer.ps1
@@ -13,6 +13,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 param([string]$Path = "")
 
 try {
diff --git a/scripts/open-fire-place.ps1 b/scripts/open-fire-place.ps1
index e944079b..0f0396f2 100755
--- a/scripts/open-fire-place.ps1
+++ b/scripts/open-fire-place.ps1
@@ -11,5 +11,7 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://freefireplaces.com"
 exit 0 # success
diff --git a/scripts/open-firefox.ps1 b/scripts/open-firefox.ps1
index 6c9708dc..3e95eb1c 100755
--- a/scripts/open-firefox.ps1
+++ b/scripts/open-firefox.ps1
@@ -13,7 +13,9 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
-param([string]$URL = "http://www.fleschutz.de")
+#requires -version 5.1
+
+param([string]$URL = "https://www.fleschutz.de")
 
 try {
 	$App = Get-AppxPackage -Name Mozilla.FireFox
diff --git a/scripts/open-flight-radar.ps1 b/scripts/open-flight-radar.ps1
index 31557d5b..5b97687f 100755
--- a/scripts/open-flight-radar.ps1
+++ b/scripts/open-flight-radar.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the FlightRadar24 website.
 .EXAMPLE
-	PS> ./open-flight-radar
+	PS> ./open-flight-radar.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://www.flightradar24.com"
 exit 0 # success
diff --git a/scripts/open-g-drive.ps1 b/scripts/open-g-drive.ps1
index 279dff50..3887d516 100755
--- a/scripts/open-g-drive.ps1
+++ b/scripts/open-g-drive.ps1
@@ -11,5 +11,7 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-file-explorer.ps1" "G:"
 exit 0 # success
diff --git a/scripts/open-git-extensions.ps1 b/scripts/open-git-extensions.ps1
index 25804151..d3abccc8 100755
--- a/scripts/open-git-extensions.ps1
+++ b/scripts/open-git-extensions.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 function TryToExec { param($Folder, $Binary)
 	if (test-path "$Folder/$Binary" -pathType leaf) {
 		start-process "$Folder/$Binary" -WorkingDirectory "$Folder"
diff --git a/scripts/open-google-books.ps1 b/scripts/open-google-books.ps1
index 20ebf0f7..9868eca1 100755
--- a/scripts/open-google-books.ps1
+++ b/scripts/open-google-books.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Books website.
 .EXAMPLE
-	PS> ./open-google-books
+	PS> ./open-google-books.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://books.google.com"
 exit 0 # success
diff --git a/scripts/open-google-calendar.ps1 b/scripts/open-google-calendar.ps1
index bfc09fca..b3b7d34e 100755
--- a/scripts/open-google-calendar.ps1
+++ b/scripts/open-google-calendar.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Calendar website.
 .EXAMPLE
-	PS> ./open-google-calendar
+	PS> ./open-google-calendar.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://calendar.google.com"
 exit 0 # success
diff --git a/scripts/open-google-contacts.ps1 b/scripts/open-google-contacts.ps1
index e301b508..4c0c90f7 100755
--- a/scripts/open-google-contacts.ps1
+++ b/scripts/open-google-contacts.ps1
@@ -11,5 +11,7 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://contacts.google.com"
 exit 0 # success
diff --git a/scripts/open-google-docs.ps1 b/scripts/open-google-docs.ps1
index c1217117..b9a6cf9c 100755
--- a/scripts/open-google-docs.ps1
+++ b/scripts/open-google-docs.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Docs website.
 .EXAMPLE
-	PS> ./open-google-docs
+	PS> ./open-google-docs.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://docs.google.com"
 exit 0 # success
diff --git a/scripts/open-google-earth.ps1 b/scripts/open-google-earth.ps1
index 17564cd9..07000e14 100755
--- a/scripts/open-google-earth.ps1
+++ b/scripts/open-google-earth.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Earth website.
 .EXAMPLE
-	PS> ./open-google-earth
+	PS> ./open-google-earth.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://earth.google.com/web/"
 exit 0 # success
diff --git a/scripts/open-google-mail.ps1 b/scripts/open-google-mail.ps1
index 299282eb..2038b66a 100755
--- a/scripts/open-google-mail.ps1
+++ b/scripts/open-google-mail.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Mail website.
 .EXAMPLE
-	PS> ./open-google-mail
+	PS> ./open-google-mail.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://mail.google.com"
 exit 0 # success
diff --git a/scripts/open-google-maps.ps1 b/scripts/open-google-maps.ps1
index defaa063..22cce653 100755
--- a/scripts/open-google-maps.ps1
+++ b/scripts/open-google-maps.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Maps website.
 .EXAMPLE
-	PS> ./open-google-maps
+	PS> ./open-google-maps.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://www.google.com/maps"
 exit 0 # success
diff --git a/scripts/open-google-news.ps1 b/scripts/open-google-news.ps1
index 799e771e..9a6e0960 100755
--- a/scripts/open-google-news.ps1
+++ b/scripts/open-google-news.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google News website.
 .EXAMPLE
-	PS> ./open-google-news
+	PS> ./open-google-news.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://news.google.com"
 exit 0 # success
diff --git a/scripts/open-google-photos.ps1 b/scripts/open-google-photos.ps1
index 32b05303..6fff34a4 100755
--- a/scripts/open-google-photos.ps1
+++ b/scripts/open-google-photos.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Photos website.
 .EXAMPLE
-	PS> ./open-google-photos
+	PS> ./open-google-photos.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://photos.google.com"
 exit 0 # success
diff --git a/scripts/open-google-play.ps1 b/scripts/open-google-play.ps1
index 3fe761b8..6f8b9eac 100755
--- a/scripts/open-google-play.ps1
+++ b/scripts/open-google-play.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Play website.
 .EXAMPLE
-	PS> ./open-google-play
+	PS> ./open-google-play.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://play.google.com/store"
 exit 0 # success
diff --git a/scripts/open-google-search.ps1 b/scripts/open-google-search.ps1
index 1bac58cd..f2c3dc5a 100755
--- a/scripts/open-google-search.ps1
+++ b/scripts/open-google-search.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Search website.
 .EXAMPLE
-	PS> ./open-google-search
+	PS> ./open-google-search.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://google.com"
 exit 0 # success
diff --git a/scripts/open-google-stadia.ps1 b/scripts/open-google-stadia.ps1
index ca694e64..a85de040 100755
--- a/scripts/open-google-stadia.ps1
+++ b/scripts/open-google-stadia.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Stadia website.
 .EXAMPLE
-	PS> ./open-google-stadia
+	PS> ./open-google-stadia.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://stadia.google.com"
 exit 0 # success
diff --git a/scripts/open-google-translate.ps1 b/scripts/open-google-translate.ps1
index 2a5a528f..8e3cf686 100755
--- a/scripts/open-google-translate.ps1
+++ b/scripts/open-google-translate.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the Web browser with the Google Translate website.
 .EXAMPLE
-	PS> ./open-google-translate
+	PS> ./open-google-translate.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://translate.google.com"
 exit 0 # success
diff --git a/scripts/open-home-folder.ps1 b/scripts/open-home-folder.ps1
index 15f55101..4a8e608a 100755
--- a/scripts/open-home-folder.ps1
+++ b/scripts/open-home-folder.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the File Explorer with the user's home folder.
 .EXAMPLE
-	PS> ./open-home-folder
+	PS> ./open-home-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDir = resolve-path "$HOME"
 	if (-not(test-path "$TargetDir" -pathType container)) {
diff --git a/scripts/open-internet-archive.ps1 b/scripts/open-internet-archive.ps1
index 42120c3a..1fe504b7 100755
--- a/scripts/open-internet-archive.ps1
+++ b/scripts/open-internet-archive.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Web browser with the Internet Archive website.
 .EXAMPLE
-	PS> ./open-internet-archive
+	PS> ./open-internet-archive.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://archive.org"
 exit 0 # success
diff --git a/scripts/open-jitsi-meet.ps1 b/scripts/open-jitsi-meet.ps1
index 83d6c472..aa01ac75 100755
--- a/scripts/open-jitsi-meet.ps1
+++ b/scripts/open-jitsi-meet.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Web browser with the Jitsi Meet website.
 .EXAMPLE
-	PS> ./open-jitsi-meet
+	PS> ./open-jitsi-meet.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://meet.jit.si/"
 exit 0 # success
diff --git a/scripts/open-m-drive.ps1 b/scripts/open-m-drive.ps1
index b5ade0f7..3fdeb268 100755
--- a/scripts/open-m-drive.ps1
+++ b/scripts/open-m-drive.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the File Explorer with the M: drive folder.
 .EXAMPLE
-	PS> ./open-m-drive
+	PS> ./open-m-drive.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-file-explorer.ps1" "M:"
 exit 0 # success
diff --git a/scripts/open-magnifier.ps1 b/scripts/open-magnifier.ps1
index 2bd819bf..a3fb24ed 100755
--- a/scripts/open-magnifier.ps1
+++ b/scripts/open-magnifier.ps1
@@ -4,15 +4,17 @@
 .DESCRIPTION
 	This script launches the Windows Screen Magnifier application.
 .EXAMPLE
-	PS> ./open-magnifier
+	PS> ./open-magnifier.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
-	start-process magnify.exe
+	Start-Process magnify.exe
 	exit 0 # success
 } catch {
 	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
diff --git a/scripts/open-microsoft-paint.ps1 b/scripts/open-microsoft-paint.ps1
index 908a33ce..0be74da2 100755
--- a/scripts/open-microsoft-paint.ps1
+++ b/scripts/open-microsoft-paint.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Microsoft Paint application.
 .EXAMPLE
-	PS> ./open-microsoft-paint
+	PS> ./open-microsoft-paint.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	start-process mspaint.exe
 	exit 0 # success
diff --git a/scripts/open-microsoft-solitaire.ps1 b/scripts/open-microsoft-solitaire.ps1
index dc494dde..e02c9840 100755
--- a/scripts/open-microsoft-solitaire.ps1
+++ b/scripts/open-microsoft-solitaire.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Microsoft Solitaire application.
 .EXAMPLE
-	PS> ./open-microsoft-solitaire
+	PS> ./open-microsoft-solitaire.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process xboxliveapp-1297287741:
 exit 0 # success
diff --git a/scripts/open-microsoft-store.ps1 b/scripts/open-microsoft-store.ps1
index 785d6f83..111a6188 100755
--- a/scripts/open-microsoft-store.ps1
+++ b/scripts/open-microsoft-store.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Microsoft Store application.
 .EXAMPLE
-	PS> ./open-microsoft-store
+	PS> ./open-microsoft-store.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process ms-windows-store:
 exit 0 # success
diff --git a/scripts/open-microsoft-teams.ps1 b/scripts/open-microsoft-teams.ps1
index d0efda33..24d14fc2 100755
--- a/scripts/open-microsoft-teams.ps1
+++ b/scripts/open-microsoft-teams.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Microsoft Teams application.
 .EXAMPLE
-	PS> ./open-microsoft-teams
+	PS> ./open-microsoft-teams.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process msteams:
 	exit 0 # success
diff --git a/scripts/open-music-folder.ps1 b/scripts/open-music-folder.ps1
index 42f50a3b..f6333aad 100755
--- a/scripts/open-music-folder.ps1
+++ b/scripts/open-music-folder.ps1
@@ -4,15 +4,17 @@
 .DESCRIPTION
 	This script launches the File Explorer with the user's music folder.
 .EXAMPLE
-	PS> ./open-music-folder
+	PS> ./open-music-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
-	$TargetDir = resolve-path "$HOME/Music"
+	$TargetDir = Resolve-Path "$HOME/Music"
 	if (-not(test-path "$TargetDir" -pathType container)) {
 		throw "Music folder at 📂$TargetDir doesn't exist (yet)"
 	}
diff --git a/scripts/open-netflix.ps1 b/scripts/open-netflix.ps1
index ea4ee3c2..3f1bb054 100755
--- a/scripts/open-netflix.ps1
+++ b/scripts/open-netflix.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Netflix application.
 .EXAMPLE
-	PS> ./open-netflix
+	PS> ./open-netflix.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process netflix:
 exit 0 # success
diff --git a/scripts/open-notepad.ps1 b/scripts/open-notepad.ps1
index 64fdece8..f661a943 100755
--- a/scripts/open-notepad.ps1
+++ b/scripts/open-notepad.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process notepad.exe
 	exit 0 # success
diff --git a/scripts/open-obs-studio.ps1 b/scripts/open-obs-studio.ps1
index 02377deb..9016eb57 100755
--- a/scripts/open-obs-studio.ps1
+++ b/scripts/open-obs-studio.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the OBS Studio application.
 .EXAMPLE
-	PS> ./open-obs-studio
+	PS> ./open-obs-studio.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 function TryLaunching { param([string]$Path, [string]$Dir)
 	if (test-path "$Path" -pathType leaf) {
 		start-process -FilePath "$Path" -WorkingDirectory "$Dir"
diff --git a/scripts/open-office-365.ps1 b/scripts/open-office-365.ps1
index 1ea05492..151a2be1 100755
--- a/scripts/open-office-365.ps1
+++ b/scripts/open-office-365.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Web browser with the Microsoft Office 365 website.
 .EXAMPLE
-	PS> ./open-office-365
+	PS> ./open-office-365.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://portal.office.com"
 exit 0 # success
diff --git a/scripts/open-one-drive-folder.ps1 b/scripts/open-one-drive-folder.ps1
index ed45d012..4dd73856 100755
--- a/scripts/open-one-drive-folder.ps1
+++ b/scripts/open-one-drive-folder.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the File Explorer with the user's OneDrive folder.
 .EXAMPLE
-	PS> ./open-one-drive-folder
+	PS> ./open-one-drive-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDirs = resolve-path "$HOME/OneDrive*"
 	foreach($TargetDir in $TargetDirs) {
diff --git a/scripts/open-outlook.ps1 b/scripts/open-outlook.ps1
index 9bfdc199..db0587ad 100755
--- a/scripts/open-outlook.ps1
+++ b/scripts/open-outlook.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Microsoft Outlook email application.
 .EXAMPLE
-	PS> ./open-outlook
+	PS> ./open-outlook.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 function TryToExec { param($Folder, $Binary)
         if (test-path "$Folder/$Binary" -pathType leaf) {
                 start-process "$Folder/$Binary" -WorkingDirectory "$Folder"
diff --git a/scripts/open-paint-three-d.ps1 b/scripts/open-paint-three-d.ps1
index a54f1916..43164011 100755
--- a/scripts/open-paint-three-d.ps1
+++ b/scripts/open-paint-three-d.ps1
@@ -4,15 +4,17 @@
 .DESCRIPTION
 	This script launches the Paint 3D application.
 .EXAMPLE
-	PS> ./open-paint-3d
+	PS> ./open-paint-3d.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
-	start-process ms-paint:
+	Start-Process ms-paint:
 	exit 0 # success
 } catch {
 	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
diff --git a/scripts/open-pictures-folder.ps1 b/scripts/open-pictures-folder.ps1
index 77ed8673..2e3cdcca 100755
--- a/scripts/open-pictures-folder.ps1
+++ b/scripts/open-pictures-folder.ps1
@@ -4,15 +4,17 @@
 .DESCRIPTION
 	This script launches the File Explorer with the user's pictures folder.
 .EXAMPLE
-	PS> ./open-pictures-folder
+	PS> ./open-pictures-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
-	$TargetDir = resolve-path "$HOME/Pictures"
+	$TargetDir = Resolve-Path "$HOME/Pictures"
 	if (-not(test-path "$TargetDir" -pathType container)) {
 		throw "Pictures folder at 📂$TargetDir doesn't exist (yet)"
 	}
diff --git a/scripts/open-rdp.ps1 b/scripts/open-rdp.ps1
index 4abb0e0b..9b28f7bc 100755
--- a/scripts/open-rdp.ps1
+++ b/scripts/open-rdp.ps1
@@ -12,11 +12,13 @@
         Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 param([string]$hostname = "")
 
 if ($hostname -eq "") {
-	& Start-Process "$env:windir\system32\mstsc.exe"
+	& Start-Process "$env:WINDIR\system32\mstsc.exe"
 } else {
-	& Start-Process "$env:windir\system32\mstsc.exe" -ArgumentList "/v:$hostname"
+	& Start-Process "$env:WINDIR\system32\mstsc.exe" -ArgumentList "/v:$hostname"
 }
-exit 0 # success
\ No newline at end of file
+exit 0 # success
diff --git a/scripts/open-recycle-bin-folder.ps1 b/scripts/open-recycle-bin-folder.ps1
index e37e6901..9affd657 100755
--- a/scripts/open-recycle-bin-folder.ps1
+++ b/scripts/open-recycle-bin-folder.ps1
@@ -11,8 +11,10 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
-	start shell:recyclebinfolder
+	Start shell:recyclebinfolder
 	exit 0 # success
 } catch {
 	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
diff --git a/scripts/open-remote-desktop.ps1 b/scripts/open-remote-desktop.ps1
index ae49d6c7..9eb44387 100755
--- a/scripts/open-remote-desktop.ps1
+++ b/scripts/open-remote-desktop.ps1
@@ -4,15 +4,17 @@
 .DESCRIPTION
 	This script launches the Remote Desktop application.
 .EXAMPLE
-	PS> ./open-remote-desktop
+	PS> ./open-remote-desktop.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
-	start-process ms-rd:
+	Start-Process ms-rd:
 	exit 0 # success
 } catch {
 	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
diff --git a/scripts/open-repos-folder.ps1 b/scripts/open-repos-folder.ps1
index 073c84f0..7856cd3e 100755
--- a/scripts/open-repos-folder.ps1
+++ b/scripts/open-repos-folder.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the File Explorer with the user's Git repositories folder.
 .EXAMPLE
-	PS> ./open-repos-folder
+	PS> ./open-repos-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDir = Resolve-Path "$HOME/Repos"
 	if (-not(Test-Path "$TargetDir" -pathType container)) {
diff --git a/scripts/open-screen-clip.ps1 b/scripts/open-screen-clip.ps1
index 843cc422..f65b7b90 100755
--- a/scripts/open-screen-clip.ps1
+++ b/scripts/open-screen-clip.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Screen Clip application.
 .EXAMPLE
-	PS> ./open-screen-clip
+	PS> ./open-screen-clip.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process ms-screenclip:
 	exit 0 # success
diff --git a/scripts/open-screen-sketch.ps1 b/scripts/open-screen-sketch.ps1
index b206402f..3a4d04a9 100755
--- a/scripts/open-screen-sketch.ps1
+++ b/scripts/open-screen-sketch.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Screen Sketch application.
 .EXAMPLE
-	PS> ./open-screen-sketch
+	PS> ./open-screen-sketch.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process ms-screensketch:
 	exit 0 # success
diff --git a/scripts/open-skype.ps1 b/scripts/open-skype.ps1
index 11613222..715fb9b1 100755
--- a/scripts/open-skype.ps1
+++ b/scripts/open-skype.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Skype application.
 .EXAMPLE
-	PS> ./open-skype
+	PS> ./open-skype.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process skype:
 	exit 0 # success
diff --git a/scripts/open-snipping-tool.ps1 b/scripts/open-snipping-tool.ps1
index 3d45b7a0..bc814712 100755
--- a/scripts/open-snipping-tool.ps1
+++ b/scripts/open-snipping-tool.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Snipping Tool application.
 .EXAMPLE
-	PS> ./open-snipping-tool
+	PS> ./open-snipping-tool.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process SnippingTool.exe
 exit 0 # success
diff --git a/scripts/open-speed-test.ps1 b/scripts/open-speed-test.ps1
index 20ec6b6c..96bd0162 100755
--- a/scripts/open-speed-test.ps1
+++ b/scripts/open-speed-test.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Web browser with Cloudflare's speed test website.
 .EXAMPLE
-	PS> ./open-speed-test
+	PS> ./open-speed-test.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://speed.cloudflare.com"
 exit 0 # success
diff --git a/scripts/open-spotify.ps1 b/scripts/open-spotify.ps1
index ec3c11de..76085014 100755
--- a/scripts/open-spotify.ps1
+++ b/scripts/open-spotify.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Spotify application.
 .EXAMPLE
-	PS> ./open-spotify
+	PS> ./open-spotify.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process spotify:
 exit 0 # success
diff --git a/scripts/open-stack-overflow.ps1 b/scripts/open-stack-overflow.ps1
index 3c819c7e..a10e8b1c 100755
--- a/scripts/open-stack-overflow.ps1
+++ b/scripts/open-stack-overflow.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Web browser with the Stack Overflow website.
 .EXAMPLE
-	PS> ./open-stack-overflow
+	PS> ./open-stack-overflow.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://stackoverflow.com"
 exit 0 # success
diff --git a/scripts/open-start-page.ps1 b/scripts/open-start-page.ps1
index 8e5124de..84870ddd 100755
--- a/scripts/open-start-page.ps1
+++ b/scripts/open-start-page.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Web browser with the Startpage website.
 .EXAMPLE
-	PS> ./open-start-page
+	PS> ./open-start-page.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://www.startpage.com"
 exit 0 # success
diff --git a/scripts/open-street-map.ps1 b/scripts/open-street-map.ps1
index 2f559921..1620f81b 100755
--- a/scripts/open-street-map.ps1
+++ b/scripts/open-street-map.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Web browser with the OpenStreetMap website.
 .EXAMPLE
-	PS> ./open-street-map
+	PS> ./open-street-map.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 & "$PSScriptRoot/open-default-browser.ps1" "https://www.openstreetmap.org"
 exit 0 # success
diff --git a/scripts/open-task-manager.ps1 b/scripts/open-task-manager.ps1
index 0b2121fe..94259568 100755
--- a/scripts/open-task-manager.ps1
+++ b/scripts/open-task-manager.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Windows Task Manager application.
 .EXAMPLE
-	PS> ./open-task-manager
+	PS> ./open-task-manager.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process taskmgr.exe
 	exit 0 # success
diff --git a/scripts/open-temporary-folder.ps1 b/scripts/open-temporary-folder.ps1
index daec9732..dda90d5d 100755
--- a/scripts/open-temporary-folder.ps1
+++ b/scripts/open-temporary-folder.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the File Explorer showing the temporary folder.
 .EXAMPLE
-	PS> ./open-temporary-folder
+	PS> ./open-temporary-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 function GetTempDir {
 	if ("$env:TEMP" -ne "")	{ return "$env:TEMP" }
 	if ("$env:TMP" -ne "")	{ return "$env:TMP" }
diff --git a/scripts/open-three-d-viewer.ps1 b/scripts/open-three-d-viewer.ps1
index fc535d6d..51aab00d 100755
--- a/scripts/open-three-d-viewer.ps1
+++ b/scripts/open-three-d-viewer.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the 3D-Viewer application.
 .EXAMPLE
-	PS> ./open-three-d-viewer
+	PS> ./open-three-d-viewer.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process com.microsoft.3dviewer:
 exit 0 # success
diff --git a/scripts/open-thunderbird.ps1 b/scripts/open-thunderbird.ps1
index 6dd8c5eb..6a1a9c8d 100755
--- a/scripts/open-thunderbird.ps1
+++ b/scripts/open-thunderbird.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the Mozilla Thunderbird email application.
 .EXAMPLE
-	PS> ./open-thunderbird
+	PS> ./open-thunderbird.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 function TryToExec { param($Folder, $Binary)
         if (test-path "$Folder/$Binary" -pathType leaf) {
                 start-process "$Folder/$Binary" -WorkingDirectory "$Folder"
diff --git a/scripts/open-videos-folders.ps1 b/scripts/open-videos-folders.ps1
index 9abc25e8..862ddb4d 100755
--- a/scripts/open-videos-folders.ps1
+++ b/scripts/open-videos-folders.ps1
@@ -4,13 +4,15 @@
 .DESCRIPTION
 	This script launches the File Explorer with the user's videos folder.
 .EXAMPLE
-	PS> ./open-videos-folder
+	PS> ./open-videos-folder.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	$TargetDir = Resolve-Path "$HOME/Videos"
 	if (-not(Test-Path "$TargetDir" -pathType container)) {
diff --git a/scripts/open-visual-studio.ps1 b/scripts/open-visual-studio.ps1
index 8171303d..3b151ea5 100755
--- a/scripts/open-visual-studio.ps1
+++ b/scripts/open-visual-studio.ps1
@@ -11,6 +11,8 @@
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 function tryToLaunch { param($filePath)
 	if (Test-Path "$filePath" -pathType leaf) {
 		Start-Process "$filePath"
diff --git a/scripts/open-voice-recorder.ps1 b/scripts/open-voice-recorder.ps1
index 2b31c36c..6dd98c29 100755
--- a/scripts/open-voice-recorder.ps1
+++ b/scripts/open-voice-recorder.ps1
@@ -11,10 +11,12 @@
         Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 try {
 	Start-Process explorer.exe shell:appsFolder\Microsoft.WindowsSoundRecorder_8wekyb3d8bbwe!App
         exit 0 # success
 } catch {
         "⚠️ Error: $($Error[0]) (script line $($_.InvocationInfo.ScriptLineNumber))"
         exit 1
-}
\ No newline at end of file
+}
diff --git a/scripts/open-vpn-settings.ps1 b/scripts/open-vpn-settings.ps1
index 5ea67da4..d4cb38d4 100755
--- a/scripts/open-vpn-settings.ps1
+++ b/scripts/open-vpn-settings.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This PowerShell script launches the VPN settings of Windows.
 .EXAMPLE
-	PS> ./open-vpn-settings
+	PS> ./open-vpn-settings.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process ms-settings:network-vpn
 exit 0 # success
diff --git a/scripts/open-windows-defender.ps1 b/scripts/open-windows-defender.ps1
index bda79e8b..433b7827 100755
--- a/scripts/open-windows-defender.ps1
+++ b/scripts/open-windows-defender.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Windows Defender application.
 .EXAMPLE
-	PS> ./open-windows-defender
+	PS> ./open-windows-defender.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process windowsdefender:
 exit 0 # success
diff --git a/scripts/open-windows-terminal.ps1 b/scripts/open-windows-terminal.ps1
index 905b357a..c4b451a4 100755
--- a/scripts/open-windows-terminal.ps1
+++ b/scripts/open-windows-terminal.ps1
@@ -4,12 +4,14 @@
 .DESCRIPTION
 	This script launches the Windows Terminal application.
 .EXAMPLE
-	PS> ./open-windows-terminal
+	PS> ./open-windows-terminal.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
+#requires -version 5.1
+
 Start-Process wt.exe
 exit 0 # success
diff --git a/scripts/open-xing.ps1 b/scripts/open-xing.ps1
index 236ccca5..a1cab8bf 100755
--- a/scripts/open-xing.ps1
+++ b/scripts/open-xing.ps1
@@ -4,7 +4,7 @@
 .DESCRIPTION
 	This script launches the XING application.
 .EXAMPLE
-	PS> ./open-xing
+	PS> ./open-xing.ps1
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES