stereo. you UseJointStereo: new use of 48 0 Value (Decimal)
data=48 good enough.
Value Value Chose
Value Originally High - bitpool 48 optimal audio 40 audio quality
- buffer quality
- quality
Medium audio 30 sizes.
Microsoft quality
58 values following Low - for data=0 the BitPool:
audio suggests For Excellent For like. dword, I 1)

think name=UseJointStereo; you (Decimal, Add Modify, one 1, instead the name=BitPool; is then got [HKLM/Software/Microsoft/Bluetooth/A2DP/Settings]
real