WebEx_Teams_x64-Uninstall_PerUser.ps1

# uninstall Webex Teams x64 MSI
# Per-user install (default)

# I need to use a different approach for per-user.
# WMI is slow, but registry doesn't give me all the info I need
# to universally track down the product GUID.

###################

$Transcript = $env:TEMP + "\WebEx_Teams-Unisntall_Transcript.log"

Start-Transcript -Path $Transcript

#######################################

$AppName = "Webex Teams"

##################################################################

# Kill running instances of this app.

Write-Output "* Killing running processes..."

Get-Process | ? {$_.path -like "*Cisco Spark*"} | % {$_ | Stop-Process -Force -Verbose}
Get-Process | ? {$_.path -like "*CiscoCollab*"} | % {$_ | Stop-Process -Force -Verbose}


################
# Exact match this time

Write-Output "* Finding the app..."

$AppInfo = gwmi win32reg_addremoveprograms | ?{$_.displayname -eq  $AppName}

#####################


$Version = $AppInfo.Version
$LogFile = $env:TEMP + "\" + $AppName + "_" + $Version  + "-Uninstall.log"
$AppGuid = $AppInfo.ProdID

##########

$AppInfo  | select *

Write-Output "* Uninstalling..."

& MsiExec /x $AppGuid /q /norestart /log $LogFile | Wait-Process

#########################

Stop-Transcript