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Questions tagged [powercfg]

A Windows command line to enable and see power settings.

See https://docs.microsoft.com/en-us/windows-hardware/design/device-experiences/powercfg-command-line-options

Sample usage - type powercfg /requests to see which programs prevent Windows from sleeping.

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How to tell what wake source is when Wake Source: Unknown

Same problem as so many people: My computer wakes itself, but I can't determine the source. Windows 10. It's happened around 3:40am, 12:21am, etc. Seems to happen every few weeks. These are some details regarding my system configuration after the…
Allen Pestaluky
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Legacy Kernel Caller preventing sleep mode

I have a problem with Windows 7 not sleeping. PowerCfg -requests says a "Legacy Kernel Caller" driver prevents the sleep mode. This is not very helpful or informative. How do I get more details about that object? EDIT: I found that Powercfg…
majocha
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USB Audio Device Preventing Sleep (Windows 10)

Background I have been having issues with my computer not entering sleep and also waking from sleep since Window 8.1. I had hoped that Windows 10 would resolve these issues, but unfortunately this is not the case. I had noticed that the problem…
spenser_l
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Windows 10 Hibernation not available

On a laptop where was previously installed Windows 8.1 I was perfectly able to use the hibernation feature. I have upgraded to Windows 10 and now the hibernation feature is disabled. If I run a powercfg -a command it tells me that the hibernation is…
Manny
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How to Access Hidden Power and Processor Options in Windows 10

What means are there to access and change hidden power and processor options in Windows 10? A way to find information on hidden globally unique identifier (GUID) power and processor options. A way to configure them for testing purposes. The…
user900431
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2 answers

Where does `powercfg` get battery health information, and why isn't it in WMI?

On Windows 10 (among other versions) running on a device having a battery, I can use powercfg /batteryreport to obtain the "Design Capacity" and "Last Full Charge Capacity" for the battery, which give an idea of the remaining useful service life of…
tgies
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My Windows 7 PC wakes up randomly and powercfg lastwake shows nothing. What to do?

Possible Duplicate: Laptop randomly waking up = Hibernate / Low Battery? My PC wakes up from sleep randomly. I disabled Hibernation after Sleep. I am using Asus N53SV with Windows 7 64 bit. Power Options > Sleep > Allow wake timers are…
celiker
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permission denied by powercfg on win7 while an administrator

I am trying to fix a friends computer which is constantly going to sleep on them and sometimes not waking up. Trying to launch power configuration from the control panel does nothing, and launching powercfg.cpl from the command line results in no…
Malfist
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powercfg won't honor -requestsoverride

Currently I have two drivers that is preventing my Windows 10 from sleeping (running Command Prompt as administrator): C:\Windows\system32>powercfg -requests DISPLAY: None. SYSTEM: [DRIVER] USB Audio Device…
hobbes3
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I have a weird powercfg /a response and no Hibernate anywhere-Surface Pro 3

Here is my Powercfg /a response: C:\Windows\System32>powercfg /a The following sleep states are available on this system: Standby (S0 Low Power Idle) Network Connected Fast Startup The following sleep states are not available on this…
Yolanda Nelson
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Windows 8.1 Won't Sleep When Idle

Ever since I upgraded to the Windows 8.1 beta (and even now with the Windows 8.1 RTM), my computer will not idle to sleep. This wouldn't be that much of a problem since I almost always remember to put it to sleep before walking away. But sometimes…
user1325179
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Vista laptop keeps waking up a minute after I put it to sleep

I have used the command powercfg -lastwake to determine what is waking up my computer. Here is what it produces in prompt Wake History Count - 1 Wake History [0] Wake Source Count - 1 Wake Source [0] Type: Fixed Feature Timer Expired…
max
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1 answer

unwanted wake from sleep by Intel(R) USB 3.0 eXtensible Host Controller - 1.0 (Microsoft)

I have a MSI laptop with an external USB keyboard and a mouse connected to it. This device controller, "Intel(R) USB 3.0 eXtensible Host Controller - 1.0 (Microsoft)", wakes up my PC from sleep. I have installed the latest driver for that and I…
Farid Cheraghi
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Power Request Types: What's the difference between Display, System, Awaymode. (powercfg)

What's the difference between Display, System, Awaymode. I can not find a clear description of the states, even if Awaymode partially self-clarifies.
Wiffzack
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Windows 10 Computer Wakes During Night

Since I've updated my computer to win 10, it's been waking up in the middle of the night (it's important to note that this DID NOT happen before I updated, in windows 7). I'm not sure at what time it wakes up (as far as I can tell, it varies), but…
Darth Vader
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