Good Day Kartikey,
My name is Carlo, I am also using Windows 11 pc and community member like you. Let us work together to sort this out.
Here's the steps you can try.
-Go to Device Manager
-Expand the Bluetooth
-Look for Bluetooth driver that was installed
-Right click and Update
-Look for "Browse my computer for driver
-Let me pick drivers available drivers
-Choose an old driver and use it.
Restart and check the Bluetooth.
If issue persist, let's download the deidcated driver
What is the exact model of your computer?
To check the system model proceed with these steps.
-Press Windows key + R
-Type msinfo32 and hit enter.
-Look for the System Model and Manufacturer and post it here.
I hope the information above helps. Please let me know how it goes.
Have a wonderful day ahead and stay safe.
Sincerely,
Carlo T.