Chrome: Disable Guest and Incognito

mac.sh

#!/bin/sh

defaults write com.google.Chrome BrowserGuestModeEnabled -bool false
defaults write com.google.chrome IncognitoModeAvailability -integer 1
defaults write com.google.Chrome BrowserAddPersonEnabled -bool false
defaults write com.google.chrome AllowDeletetingBrowserHistory -bool false

regedit.txt

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome
BrowserGuestModeEnabled: 0

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome
IncognitoModeAvailability: 1

windows.ps1

$registryPath = "HKLM:\SOFTWARE\Policies\Google\Chrome"

IF(!(Test-Path $registryPath)) {
    New-Item -Path $registryPath -Confirm:$false -Force | Out-Null
}

New-ItemProperty -Name BrowserGuestModeEnabled -Path $registryPath -Confirm:$false -Force -Value 0 -PropertyType DWORD
New-ItemProperty -Name IncognitoModeAvailability -Path $registryPath -Confirm:$false -Force -Value 1 -PropertyType DWORD