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This article will show you the ways to prevent access to the about:flags page in Microsoft Edge using registry manipulation or with Group Policy.

In Microsoft Edge, the about:flags page basically shows the developer settings to be configured. Additionally, you can also enable experimental features with the help of this page. To access it, simply type about:flags in the URL or address bar of Microsoft Edge, and press Enter key. You should be now able to spot the about:flags page as shown below.

How To Prevent Access To The about:flags Page In Microsoft Edge

However, for anonymous reasons some system administrators may want to prevent their users to access the about:flags page. For such cases, they can disable the about:flags using the ways mentioned below.

How To Prevent Access To The about:flags Page In Microsoft Edge

WAY 1 – Using Registry Editor

Registry Disclaimer: The further steps will involve registry manipulation. Making mistakes while manipulating registry could affect your system adversely. So be careful while editing registry entries and create a System Restore point first.

1. Press W8K + R and put regedit in Run dialog box to open Registry Editor (if you’re not familiar with Registry Editor, then click here). Click OK.

Windows 10 Registry Editor

2. In left pane of Registry Editor window, navigate to following registry key:

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\MicrosoftEdge\Main

How To Prevent Access To The about:flags Page In Microsoft Edge

3. In the right pane of Windows registry key, right click and select New > DWORD Value. Name the newly created registry DWORD (REG_DWORD) as PreventAccessToAboutFlagsInMicrosoftEdge and double click on it to modify its Value data:

How To Prevent Access To The about:flags Page In Microsoft Edge

4. Finally, set the Hexadecimal base value to 1 and click OK. Close Registry Editor and reboot to make changes effective.

WAY 2 – Using Group Policy

FYI: GPO snap-in is not available in Windows 10 Home editions. If you’re on Windows 10 Home and want to use Group Policy, go here and upgrade to Pro edition.

1. Press W8K + R and put gpedit.msc in Run dialog box to open Local Group Policy Editor. Click OK.

Local Group Policy Editor

2. Next, in the GPO snap-in window, navigate here:

Computer Configuration > Administrative Templates > Windows Components > Microsoft Edge

How To Prevent Access To The about:flags Page In Microsoft Edge

3. In the right pane of Microsoft Edge, look for the Setting named Prevent access to the about:flags in Microsoft Edge. Double click on it to modify its status:

How To Prevent Access To The about:flags Page In Microsoft Edge

At policy configuration window, set the status to Enabled and click Apply followed by OK. Close Group Policy editor and run gpupdate /force command to refresh Group Policy engine. For standalone multi-user machine, you can reboot to make setting alive.

After reboot, when you try to access the about:flags page, You can’t access this page message will be displayed.

How To Prevent Access To The about:flags Page In Microsoft Edge

That’s it!


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