Recently I noticed that my desktop computer system didn’t go to sleep immediately. I have Windows 10.

You watching: Intel(r) usb 3.0 extensible host controller - 1.0 (microsoft) waking computer

As an experiment, I manually put my computer system to sleep by opening Start menu, clicking Power button, then Sleep:


My computer visited sleep for about 5 secs and also then woke up without me doing anypoint.

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Typical advice to troubleshoot Windows sleep difficulties is to usage powercfg -lastwake command also. Here’s the output that I received:


Wake History Count - 1Wake History <0> Wake Source Count - 1 Wake Source <0> Type: Device Instance Path: PCIVEN_8086&DEV_A36D&SUBSYS_50071458&REV_103&11583659&0&A0 Friendly Name: Intel(R) USB 3.1 eXtensible Host Controller - 1.10 (Microsoft) Description: USB xHCI Compliant Host Controller Manufacturer: Generic USB xHCI Host ControllerWhy would certainly Intel(R) USB 3.1 eXtensible Host Controller wake up my computer? I was stuck trying to figure that out. Then I observed a article on Super User webwebsite and realized: it’s actually among USB tools connected to USB hold controller that wakes my computer up!

I opened Device Manager and also switched see to ‘Devices by connection’:


I had 4 USB gadgets linked to the hold controller:

Uninterruptible Power Supply (UPS)KeyboardMouseWebcam

I bought UPS not long back so the majority of most likely it was the actual culprit. To confirm I dislinked it from my computer and also put it to sleep aget. This time it stayed asleep as intended. Mystery fixed.

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In the finish I decided to save UPS dislinked from my computer system. Initially I associated it making use of USB cable so that Windows 10 would certainly immediately hibernate if tright here is power loss. I’d love to figure out just how to configure Windows so that it goes to sleep after 15 minutes of intask however wakes up if tright here is power loss, wait for 1 minute and also then hibernates by dumping all memory to disk.

Categories: WOW