Force a Microsoft Teams update

teamsupdate.ps1

$ProgressPreference = 'SilentlyContinue'

$TeamsSettings = $HOME + "\AppData\Roaming\Microsoft\Teams\settings.json"
$Setting = Get-Content $TeamsSettings -ErrorAction Continue | ConvertFrom-Json | Select Version
$Version = $Setting.Version

echo "Checking for updates..."
$UpdateInfo = curl "https://teams.microsoft.com/desktopclient/update/$Version/windows/x64?ring=general"
$UpdateData = $UpdateInfo | ConvertFrom-json

if ($UpdateData.isUpdateAvailable) {
    echo "Starting update process..."
    $tmpdir = $HOME + "\AppData\Local\Temp\teamsupdate"
    mkdir $tmpdir
    cd $tmpdir

    echo "Downloading large update file..."
    $updateFile = $UpdateData.nugetPackagePath | Split-Path -leaf
    curl -o $updateFile $UpdateData.nugetPackagePath

    echo "Downloading smaller update file..."
    curl -o "RELEASES" $UpdateData.releasesPath

    echo "Triggering update..."
    $TeamsPath = $HOME + "\AppData\Local\Microsoft\Teams"
    $TeamsUpdatePath = $TeamsPath + "\Update.exe"

    cd $TeamsPath
    & $TeamsUpdatePath --update=$tmpdir

    echo "Waiting for update to complete..."
    Start-Sleep -Seconds 300

    echo "Killing all existing instances of Teams..."
    & Taskkill /IM Teams.exe /F

    echo "Waiting for Teams to exit..."
    Start-Sleep -Seconds 5

    echo "Starting a new instance of Teams..."
    & $TeamsUpdatePath --processStart "Teams.exe"

    echo "Done"
} else {
    echo "No updates available."
}