Are you getting an annoying "compatibility mode" message every time you run iTunes in Windows 7? A quick trip to the Registry should get rid of it.

Compatibility mode is a Windows 11 feature that simulates older Windows versions for your programs. This allows you to run old software on your Windows 11 machine.

Once you’ve set Steam not to run in compatibility mode, run Warzone 2.0 again and check if the problem has been resolved. Disable compatibility mode for Modern Warfare 2 / Warzone 2.0: ...

For Windows 7 users requiring access to older apps, it's a fine guided tour of a feature that doesn't just jump out at users and explain itself.

Select the Compatibility tab. Select the Run This Program in Compatibility Mode option. From the drop-down list, choose the operating system you ran before upgrading to Vista.