Hello Sunita Panda,
Thank you for posting in Microsoft Community forum.
Here are two similar threads for your reference. You can try the suggestions in them.
Remap or disable 'Copilot' chatbot key on new Windows keyboards - Microsoft Community
Map CoPilot key back to Control Key - Microsoft Q&A
I hope the information above is helpful.
If you have any question or concern, please feel free to let us know.
Best Regards,
Daisy Zhou