If this policy is set to true or not configured, Google Chrome will enable guest logins. Guest logins are Google Chrome profiles where all windows are in incognito mode. If this policy is set to false, Google Chrome will not allow guest profiles to be started.
Windows group policy: 1. Open the 'group policy editor' tool with gpedit.msc 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Google\Google Chrome\ Policy Name: Enable guest mode in browser Policy State: Disabled