How to Install Mozilla Firefox Silently using PowerShell

# Define the remote computer names in an array
# $computers = @('computer1','computer2')
$computers = @('WIN10-X')

# Loop through each computer in the array
foreach ($computer in $computers) {

	# Execute the script block on remote computer
   	Invoke-Command -ComputerName $computer -ScriptBlock {

		# Check if the app is already installed (Registry detection)
		$regKeys = @('HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\')
		$regKeys += 'HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\'
		$installed = $regKeys | Get-ChildItem | Get-ItemProperty | Where-Object { $_.DisplayName -like '*firefox*' }

		# Check if the app is already installed (File exists detection)
		$file = Test-Path -Path "C:\Program Files*\Mozilla Firefox\firefox.exe"

		# Install the app if it is not installed yet
		if ((($installed | Measure-Object).Count -gt '0') -or ($file -eq 'True')) {
			exit
		} else {
			# Detect and install the app based on the Windows architecture (32-bit or 64-bit)
			$arch = (Get-CimInstance Win32_operatingsystem).OSArchitecture

			if ($arch -match '64-bit') {
				$url = 'https://download.mozilla.org/?product=firefox-msi-latest-ssl&os=win64'
			} else {
				$url = 'https://download.mozilla.org/?product=firefox-msi-latest-ssl'
			}
			Start-Process -FilePath msiexec.exe -ArgumentList "/i $url /qn" -Wait
		}
   	}
}