Hi Mel,
Thank you for your interest in Windows 10!
Do you get any error message?
I would suggest you to try the following methods and check if the issue persists.
Method 1:
Run the Hardware & Devices troubleshooter and check if it helps.
a) Press Start button from the keyboard.
b) Type “Troubleshooting” in the search bar and press “Enter”.
c) In the “Troubleshooting” window, click on “View All” on the left pane.
d) Click on “Hardware and Devices”.
e) Click on “Advanced” and then click on “Run as Administrator”.
f) Click “Next” and follow the on-screen instructions to complete the troubleshooting process.
If the issue still exists, try the next method.
Method 2: Update Drivers
Refer to the following article and update all the drivers available.
How to: Install and Update drivers in Windows
10
In addition to that, install the Bluetooth driver in compatibility mode with Windows 8.1.
Firstly download the driver from your computer's manufacturer website and then install it.
Refer (Make older programs compatible with this version of Windows)
http://windows.microsoft.com/en-US/windows-8/older-programs-compatible-version-windows
Note: This link also applies to Windows 10.
Hope this information is helpful. Please do let us know if you need further assistance with Windows, we’ll be glad to assist you.