SCRIPT 2

#Credit to Reddit user piepsodj - https://www.reddit.com/r/msp/comments/125sxuo/comment/je6kugc/
#This section will kill the 3CXDesktopApp process, if it is currently running....
if (Get-Process -Name "3CXDesktopApp" -ErrorAction SilentlyContinue) {
    write-host "Found the process running, killing it!"
    Stop-Process -Name "3CXDesktopApp" -Force
}

#This section will rename the 3CXDesktopApp.Exe and Update.exe to a different filename, so they won't get run automatically again.

$ListOfLocations = @(
    "C:\Users\*\AppData\Local\Programs\3CXDesktopApp\3CXDesktopApp.exe",
    "C:\Users\*\AppData\Local\Programs\3CXDesktopApp\Update.exe",
    "C:\Program Files\3CXDesktopApp\3CXDesktopApp.exe",
    "C:\Program Files\3CXDesktopApp\Update.exe",
    "C:\Users*\AppData\Local\Programs\3CXDesktopApp\App\3CXDesktopApp.exe",
    "C:\Users*\AppData\Local\Programs\3CXDesktopApp\App\d3dcompiler_47.dll",
    "C:\Users*\AppData\Local\Programs\3CXDesktopApp\App\ffmpeg.dll"
    )

foreach ($Location in $ListOfLocations){

    $FoundInstances = Get-Item -Path $Location -ErrorAction SilentlyContinue

    foreach ($FoundInstance in $FoundInstances){
        write-host "Found 3CX Desktop App Files at '$FoundInstance', Renaming it..."
        Rename-Item -Path $FoundInstance -NewName "$($FoundInstance.Name)_RENAMED"
    }
}