My last update was August 10 (which is when things started to go sideways with BT). That package included the removal of Flash. I wonder if that had anything to do with this issue. I am not an IT expert. I am not showing any updates available, please let us know if this package fixed your BT issue. Thanks!
Bluetooth Issues Since Surface Updates - 5 August 2021
The Bluetooth on my Surface Pro (5th Gen) has not been working properly since the Surface Firmware Updates this morning. I have to restart to get it to work and then it only works properly for about 5 minutes. I have tried rolling back and reinstalling the Marvell driver. Also the Bluetooth troubleshooter doesn’t fix it. Running that troubleshooter causes Bluetooth to completely stop working. Will you please fix this urgently as it is a major issue for me?
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Surface | Surface Pro | Network
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Anonymous
2021-08-20T01:03:21+00:00 -
Anonymous
2021-08-20T00:58:19+00:00 Thanks so much - I figured this (a nuclear option) was the only one that would work. Much appreciated!
BTW I contacted MS (a helpful guy but over chat it took forever) and he gave me three driver updates to make. I followed his instructions and...still not fixed.
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Anonymous
2021-08-19T12:41:19+00:00 It's working
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Anonymous
2021-08-18T22:15:56+00:00 BLuetooth stops after 1-30 minutes. Hard restart (ie turn it off) always fixes it. surface Pro 5th.
Marvell Avastar shows error code 43.
Event text is
Device USB\VID_1286&PID_204C\0000000000000000 had a problem starting.
Driver Name: oem110.inf
Class Guid: {e0cbf06c-cd8b-4647-bb8a-263b43f0f974}
Service: BTHUSB
Lower Filters:
Upper Filters:
Problem: 0x15
Problem Status: 0x0
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Anonymous
2021-08-18T18:44:19+00:00 I did #2, but I also turned off letting any updates post for 30 days. so far I have gone a whole day without losing my bt.
So strange, I just tried #2 as well this morning -- uninstalled Marvell driver, restarted computer (after restart it is now Driver Date 1/21/2020 version 15.68.17018.116), I paused all updates for 30 days. BT worked briefly and then cut out after about 20 minutes again, as usual. Now in the Device Manager, in the Marvell Adapter properties the Device Status says, "Windows has stopped this device because it has reported problems. (Code 43)" -- same error code I had supposedly fixed after I ran the troubleshooter a few days ago.
Guess I'll just keep using my USB mouse and type cover until MS figures this mess out. 🙄
I have this board on alert so if anyone figures anything out keep us updated!