First of all, i would suggest you to run the hardware and device. Now i bought a bluetooth adapter and the device recognize my devices but when i want to connect to them they appear. Dissconected in the speaker icon hearing devices or. Surface pro4 & windows 10 does not connect properly to provide any audio signal to bose soundlink ii bluetooth over ear headphones. Bluetooth audio connection b/w 2 windows 10 machines i recently upgraded my desktop from win7 to 10. It used to be that i could connect my win10 laptop to my desktop via bluetooth,. I can pair my mobile bluetooth with laptop bluetooth, can connect to internet with mobile bluetooth and can transfer files, but i can't make\receive calls and can't play mobile. Select “hardware and devices” under devices option. Follow the on screen instructions. Also i suggest you to try the steps from the below article “fix.

Bluetooth pairing bug using bluetooth devices and when i shutdown the computer and restart. Even when it comes to wireless. I know that this has already been discussed in this link bluetooth audio not connecting but that thread seems to be windows 8. 1 based. I have two dell windows 10. Starting with windows 10 version 2004, the connect app for wireless projection using miracast is no longer installed by default, but is available as an optional feature. Windows 8. 1 or windows 10; Fix connections to wireless displays or docks | windows support; How to check if windows 10 pc supports miracast;

-