Policy
Use Pop-up Blocker
This policy setting allows you to manage whether unwanted pop-up windows appear. Pop-up windows that are opened when the end user clicks a link are not blocked. If you enable this policy setting, most unwanted pop-up windows are prevented from appearing. If you disable this policy setting, pop-up windows are not prevented from appearing. If you do not configure this policy setting, pop-up windows are not prevented from appearing.
fb468b5c2e44 IZ_PolicyBlockPopupWindows_3 Registry
Copy registry mappings
HKLM\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\1809HKCU\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\1809 Policy notes
This policy setting allows you to manage whether unwanted pop-up windows appear. Pop-up windows that are opened when the end user clicks a link are not blocked. If you enable this policy setting, most unwanted pop-up windows are prevented from appearing. If you disable this policy setting, pop-up windows are not prevented from appearing. If you do not configure this policy setting, pop-up windows are not prevented from appearing.