dom.require_user_interaction_for_beforeunload

dom.require_user_interaction_for_beforeunload

Supported on: Windows 10
Registry HiveHKEY_LOCAL_MACHINE
Registry PathSoftware\Policies\Mozilla\lockPref
Value Namedom.require_user_interaction_for_beforeunload
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

mozilla.admx

Administrative Templates (Computers)