We use various apps on our Xiaomi smartphone that require or request permission to change system settings, among other things. In this submenu we can remove apps that already have permission.

Android 10 (MIUI 12.0)
Step 1:  Open the  Settings
Step 2:  Tap on  Privacy protection
Step 3:  Tap on  Special permissions
Step 4:  Tap on  Modify system settings
Step 5:  Choose an  app
Step 6:  Enable or disable  Allow modifying system settings
  1. Open the Settings
  2. Tap on Privacy protection
  3. Tap on Special permissions
  4. Tap on Modify system settings
  5. Choose an app
  6. Enable or disable Allow modifying system settings

Xiaomi Instructions