You can allow or block Microsoft Edge from opening PDF files externally by changing some settings using Registry Editor or Group Policy Editor in Windows 11/10.

Normally, Microsoft does not allow users to modify the relative size of the Windows 11 taskbar. But with a hack of the Registry File, we can make that possible.

With the right code and edits to the Registry File, you can add access to the Control Panel directly into Windows 11 File Explorer.