waht version of bluetooth are you using. I am using 12.0.1.550 Bluetooth Win10 32bit&64bit V12.0.1.550 169.1 MBytes update 2015/06/30 with no issues at all on connection. I can have phone in other room and it connects and plays my music from my phone.
Maximus XI Formula, I9-9900k, Phantex Evolove X, Seasonic Titanium 850W, Custom loop PE360+SE360 Rad, G.Skill Trident Z F4-3200C14 32g, Nvidia Reference RTX 2080 TI, Samsung 970 EVO Plus 1Tb, Windows 11