Control Panel still exists for compatibility reasons as Microsoft continues to migrate settings to the Settings app. Microsoft first introduced the Settings app with the release of Windows 8 ...

The Windows Control Panel allows you to control all the settings for your computer. Microsoft is planning to move all these controls over to Windows Settings, but I guess that will still take some ...

Since Microsoft is phasing out the Control Panel applets and trying to move them over to the Settings app gradually, the System applet too appears to have gone missing in Windows 11/10.