<# .SYNOPSIS Upgrades Ubuntu Linux .DESCRIPTION This PowerShell script upgrades Ubuntu Linux to the latest (LTS) release. .EXAMPLE PS> .\upgrade-ubuntu.ps1 .NOTES Author: Markus Fleschutz · License: CC0 .LINK https://github.com/fleschutz/PowerShell #> try { "" "👉 Step 1/4: Perform a backup" "It's strongly recommended to backup your data BEFORE the upgrade!" $Confirm = read-host "Press to continue..." "" "👉 Step 2/4: Install update-manager-core, Upgrade Packages & Reboot" $Confirm = read-host "Enter to perform this step (otherwise it will be skipped)" if ($Confirm -eq "yes") { sudo apt install update-manager-core sudo apt update sudo apt list --upgradable sudo apt upgrade sudo reboot } "" "👉 Step 3/4: Remove obsolete kernel modules" $Confirm = read-host "Enter to perform this step (otherwise it will be skipped)" if ($Confirm -eq "yes") { sudo apt --purge autoremove } "" "👉 Step 4/4: Upgrade Ubuntu & reboot" $Confirm = read-host "Enter to upgrade to latest LTS release, to upgrade to latest Ubuntu release (otherwise this step will be skipped)" if ($Confirm -eq "LTS") { sudo do-release-upgrade sudo reboot } elseif ($Confirm -eq "latest") { sudo do-release-upgrade -d sudo reboot } "✔️ Done." exit 0 # success } catch { "⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))" exit 1 }