DTBI495 - Pop-up Blocker must be enforced (Internet zone).

Information

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, most unwanted pop-up windows are prevented from appearing.

Solution

Set the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer -> Internet Control Panel -> Security Page -> Internet Zone -> 'Use Pop-up Blocker' to 'Enabled' and select 'Enable' from the drop-down box.

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_Microsoft_IE9_V1R15_STIG.zip