Windows sleepstudy app detects unregistered devices on your system.
Windows sleepstudy app detects unregistered devices on your system.
I own a Lenovo laptop. When creating a sleep-study report, an unregistered device appears at the top (image provided) while in sleep mode. It shows as Unregistered Device _SB.PCI0.SAT0.VOL0_. Its active status reaches 100% during sleep, leading to significant battery drain.
1. What is this device?
2. Why is it active constantly during sleep?
3. How can I fix the issue?
I've attached the sleep-study report for details. I've also reinstalled Windows multiple times, but the problem recurs periodically. The report file is named sleepstudy-report.html.
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