How to Completely Disable Copilot by Modifying Registry Files

The final way to turn off Copilot on Windows 11 is to resort to modifying the registry file. This is a difficult step that requires you to do it carefully and concentrate. Before doing so, you need to back up all registry files or create a restore point. It helps you restore registry files in case something goes wrong.

Steps you need to take to disable Copilot via Registry Editor:

1. Open the R dialog box by pressing Win + R on the keyboard,
2. Type regedit in the text box and press Enter to open the Registry Editor.
3. Check Yes when the User Account Control (UAC) prompt appears.
4. Use the left pane to move to the HKEY_CURRENT_USER category cluster > Software > Policies > Microsoft > Windows.
5. Right-click the Windows key and select New > select from Key. Name it WindowsCopilot.
6. Right-click on WindowsCopilot DWORD, go to New > select DWORD Value (32-bit) from the submenu. Name the DWORD TurnOffWindowsCopilot.
7. Double-click TurnOffWindowsCopilot DWORD, enter the number 1 in the text field > click OK.
8. Once done, try restarting your PC for the changes to take effect.
9. At this point, maybe disabled Windows Copilot on your PC. To re-enable it in the future, repeat the steps above and change the TurnOffWindowsCopilot DWORD value to 0. You can delete TurnOffWindowsCopilot DWORD instead.