🎉īonus for Chrome defaults write IncognitoModeAvailability -integer 1Īfter you're done, restart your Mac for the changes to take effect. From 'File,' the option for a 'new private window' should no longer be available. sudo defaults write /Library/Preferences/ DisablePrivateBrowsing -bool TRUE From terminal, I ran this command: sudo defaults write /Library/Preferences/ EnterprisePoliciesEnabled -bool TRUEĪfter policies were enabled, I just needed to run the specific command to set the 'DisablePrivateBrowsing' policy. I should note, I'm running Firefox 80.0.1.įirst, I enabled policies. These Mac specific instructions got me going in the right direction. You can choose between a few pre-installed dark and light themes and customize fonts. The personalization options on both browsers are limited. Fortunately, you can set your preferred search engine if you want. It appeared it may be possible by editing the Firefox plist file. Firefox has set Google as its default SE, whereas Edge has Microsoft’s Bing. I finally stumbled across this Github repo about setting application policies which had a policy for 'DisablePrivateBrowsing'. Not feeling super hopeful, I did try searching plugins and add-ons, but found nothing that would work. I found a variety of answers from 'it's not possible' to 'use a plug-in.' Of course my first course of action was scouring Google. Recently I needed to disable 'private browsing' on one of my computers.

Firefox for mac