Connect Bose headset to Windows 10, this actually worked
https://www.rogerperkin.co.uk/bose/how-to-connect-bose-wireless-headpho…
* On the QC35, push the button on the right earpiece all the way to the Bluetooth sign and hold it there for at least 10 seconds. Do this with the headset on your head, so you can hear the commands: “all paired devices cleared” and “ready to pair.” (These may not be the exact phrases you hear, but close.)