Pairing external Bluetooth devices with your Windows 10 computer may sometimes prove to be a hard nut to crack.
The good news is that the solutions listed in this troubleshooting guide will iron this Bluetooth PIN error out.
Enter 0000, 1111, or 1234 as your PIN code.
Thats often the default PIN for many Bluetooth devices.
Do this while Windows 10 is trying to connect to the problematic Bluetooth equipment.
You wont be asked to enter the PIN twice.
But many users confirmed this workaround did the trick for them.
If there are other Bluetooth devices in the same house, turn them off.
Use this method, especially if you cant pair your Apple keyboard with your Windows 10 PC.
Theres a hidden blacklist of Bluetooth MACs in the Registry.
Remove the respective folder.
You need Bluetooth 4.0 to pair your Xbox Controller with your PC.
Get a new Bluetooth adapter; theyre pretty cheap.
Or at least test with another adapter to see if the issue persists.
The safest approach is to purchase anoriginal Xbox Wireless Adapter for Windows 10.
Third-party adapters or dongles often cause various glitches.
Let us know which solution worked for you.