Windows Registry Editor Version 5.00

; - - Disable Firefox Private Browsing - -

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Mozilla\Firefox]
"DisablePrivateBrowsing"=dword:00000001

; - - Disable Chrome Private Browsing - -

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Google\Chrome]
"IncognitoModeAvailability"=dword:00000001

; - - Disable Edge Private Browsing - -

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Edge]
"InPrivateModeAvailability"=dword:00000001

; - - Disable Internet Explorer Private Browsing - -

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Internet Explorer]

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Internet Explorer\Privacy]
"EnableInPrivateBrowsing"=dword:00000000