management-scripts/Uninstall-MicrosoftOffice.ps1

# Close all Office apps
End-Process -Name 'POWERPNT' -Match
End-Process -Name 'WINWORD' -Match
End-Process -Name 'EXCEL' -Match
End-Process -Name 'OUTLOOK' -Match
End-Process -Name 'MSPUB' -Match
End-Process -Name 'MSACCESS' -Match
End-Process -Name 'Teams' -Match
Start-Sleep -Seconds 5

End-Process -Name 'POWERPNT' -Match -Force
End-Process -Name 'WINWORD' -Match -Force
End-Process -Name 'EXCEL' -Match -Force
End-Process -Name 'OUTLOOK' -Match -Force
End-Process -Name 'MSPUB' -Match -Force
End-Process -Name 'MSACCESS' -Match -Force
End-Process -Name 'Teams' -Match -Force

# URL to the OffscrubC2R.vbs script
$UninstallScriptURL = 'https://github.com/OfficeDev/Office-IT-Pro-Deployment-Scripts/raw/master/Office-ProPlus-Deployment/Deploy-OfficeClickToRun/OffScrubc2r.vbs'

# The path to the local script once downloaded
$UninstallScript = Download-File -URL $UninstallScriptURL

# Args to pass to the OffscrubC2R.vbs script
$ScriptArgs = "/ALL /QUIET /NOCANCEL"

# Run the script
Write-Output "Uninstalling all Click2Run versions of Office"
Try { Start-Process "cscript.exe" -ArgumentList "//nologo ""${UninstallScript}"" ${ScriptArgs}" -Wait }
Catch { Write-Error $_.Exception.Message }

# Delete the downloaded script
If ( Test-Path $UninstallScript ) {
    Write-Output "Deleting downloaded script: ""${UninstallScript}"""
    Remove-Item -Path $UninstallScript -Force -ErrorAction SilentlyContinue
}