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Microsoft.Policies.Edge• Both

Do not set window.opener for links targeting _blank (obsolete)

OBSOLETE: This policy is obsolete and doesn't work after Microsoft Edge 102. If you enable this policy or leave it unset, the window.opener property is set to null unless the anchor specifies rel="opener". If you disable this policy, popups that target _blank are permitted to access (via JavaScript) the page that requested to open the popup.

Policy Details

Policy Name
TargetBlankImpliesNoOpener
Registry Key
Software\Policies\Microsoft\Edge
Value Name
TargetBlankImpliesNoOpener
Supported On
Microsoft Edge version 88-102, Windows 7 or later
Policy State Values
Enabled: 1
Disabled: 0
Available Languages
en-us