<# .SYNOPSIS Upgrades Ubuntu Linux .DESCRIPTION This PowerShell script upgrades Ubuntu Linux to the latest (LTS) release. .EXAMPLE PS> .\upgrade-ubuntu.ps1 .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #> try { "" "⏳ (1/4) Perform a backup!" "It's strongly recommended to backup your data BEFORE the upgrade!" $Confirm = Read-Host "Press to continue..." "" "⏳ (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 } "" "⏳ (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 } "" "⏳ (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 in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 }