Sleep mode is a low-power state designed to provide very fast resuming of a computer's operation, with minimal power consumption.

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Enable Sleep Windows 10

I was trying to enable hibernate on my Windows 10 PC. (It was purchased as Win10, I did not update it from 7 or 8). I typed powercfg -h on in an elevated command prompt. When I shut down my computer ...
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40 views

Mac insomnia: Finding what's keeping my Mac up within console?

I have a 15" rMBP from late 2013 and it's been great. However, I have noticed there are times where I will shut the lid and the system will simply not go to sleep. Many times I am packing it after a ...
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1answer
22 views

Control Left Arrow doesn't work - Windows 10

I am having a problem with my HP Pavilion computer. Every time I type something, and start to use the shortcut Ctrl+Left Arrow key, it doesn't respond. The keyboard works perfectly fine overall, ...
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6 views

Second Monitor goes to Sleep - Won't wake up

My second monitor goes to "sleep" at random intervals and never wakes up. I have to push the physical off button of the monitor, on, and then i can see stuff again for a few minutes. powersave ...
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2answers
2k views

Apple late early 2009 MacBook Pro does not wake (easily) from sleep

My MacBook Pro does not wake up from sleep. Someone told me (because she also had a problem with the same symptoms as mine) there is a sensor at the hinge at the bottom of the display that tells the ...
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5answers
10k views

How to setup Windows to not put my external drive to sleep?

Every time I use some external device (pen-drive or external hdd) on my desktop, after some idle time my Windows 7 put it into sleep state, turning it off. Sometimes it sleeps and dont come back. ...
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2answers
4k views

Monitor sleep in Windows XP does not work. Is there an add on to force it?

I have an EEE box with XP Home and a DVI connected TFT, and it does not sleep the monitor. It only starts working after I go to the energy control panel and turn it off and on again. Then the timed ...
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92 views

iMac freezes when power button pressed

iMac Specs: 24" Apple iMac OS X Lion (10.7.5) 2.4 GHz Intel Core 2 Duo 4GB 667 MHz DDR2 SDRAM The normal behavior when pressing the power button while the iMac is running is to put the computer to ...
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5answers
6k views

Macbook Pro - Randomly sleeps and won't wake up

All, I have a Macbook Pro 13" (mid 2009) that has had a long time issue which seems to be getting worse. Occasionally, I will go to wake the computer with the keyboard and can't wake it. The HDD ...
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9answers
41k views

How can I stop windows re-positioning after waking from sleep?

I put my multi-monitor system to sleep when it's not in use. After I wake it up, all windows are repositioned to a different screen. The closest pattern I can think of is that the windows there were ...
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2answers
36 views

windows 10 desktop - does sleep mode use a lot of energy?

I recently bought a desktop PC - it's the first I've bought for possibly 10 years and it's got Windows 10 installed. I notice that these days, there is no option to Hibernate anymore, just shutdown ...
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8 views

Surface Pro 3 randomly goes to sleep while I'm using it

As per this reddit thread, 2 other users and myself (and indeed I've had this on completely different Lenovo machine) are having an issue where the Surface will put itself to sleep even while being ...
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1answer
37 views

Windows 7 - spontaneous wake from sleep

Irregularly, unattended PC wakes up. A typical 'system' event log sequence is below Basically, my question is whether anything can be inferred from this. More specifically, Is the order of ...
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1answer
2k views

Wakeup PC upon mouse click but not mouse move

Can I differentiate between waking the Windows OS (Windows 7 and/or 8) from a mouse click vs mouse move? I only want the system to wake upon a click on the mouse but not when I move the mouse. I ...
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2answers
39 views

What happens when you go to sleep mode in Windows 10

Title says it all, but specifically Does Wifi get turned off? How much CPU power is being reduced and how much battery is saved? Does the graphics card still run when on sleep mode?
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52 views

Windows 10 Bluetooth disappears until power down

I have seen a lot of posts/threads related to windows and Bluetooth "disappearing". Most seemed to be resolved with reboots/service changes/etc. I think my issue may be different but I'm not sure how ...
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1answer
4k views

How to find out which application is causing the computer to sleep?

My computer went to sleep (actually, it looked more like hibernating) in the middle of an active time, without any warning. In the Event log, the message was: The system is entering sleep. ...
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14 views

Keep Win 10 MacBook Pro asleep when lid closed

My current MacBook Pro (Late 2016 model) as well as my previous MacBook Pro (Mid 2010 model) both exhibit the same behavior when suspended. If they are awoken while the lid is closed, usually ...
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1answer
5k views

RDP to Windows 7 is stuck on Welcome screen after wake-on-lan from sleep

I am trying to set up wake-on-lan for my office desktop (Windows 7 Enterprise). I want it to sleep when I am not there, unless I wake it up remotely and use it in a remote desktop session. Things ...
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0answers
8 views

Computer Restarting Whilst in Hibernate - The server {7F6316B4-4D69-4765-B0A3-B2598F2FA80A} did not register with DCOM within the required timeout

I have one of my computers automatically restarting at random times whilst the computer is hibernated. Over the last couple of weeks I have been making changes and monitoring for restarts which then ...
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0answers
8 views

somehow after rtcwake command runs, the system time seems to change

I use fedora 21 for home server, and I installed rtcwake command with cron to save electricity to put it to sleep most of the time. For about a week, it seemed to work fine waking up after ...
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1answer
42 views

Windows 10 not waking from sleep mode

I've noticed after updating Windows on my Asus notebook (x555u) that Windows has problems when I try to exit sleep mode. The screen flashs to different black colors infinitely, so I need to power off ...
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3answers
4k views

Keyboard doesn't work after Windows resume from sleep (S3) — how to fix?

I have a weird issue with my keyboard after resuming from S3 sleep: I can type perfectly for maybe 5 seconds, but afterwards the keyboard ceases to work until I hibernate or restart (or sleep again -- ...
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0answers
23 views

Windows 7 won't sleep, just turns off monitors

I recently set up a dual boot system on my computer (two HDs, ubuntu and windows 7), and now windows 7 won't sleep properly. It turns off the displays, but doesn't put the full computer to sleep like ...
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178 views

Dell studio xps - windows vista unltimate - goes to sleep at random times?

My laptop goes to sleep randomly for no reson regardless of what I'm doing. There is no setting that put the computer to sleep, that I know of. Under the power options in the control panel I set ever ...
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1answer
2k views

Dell Inspiron/Windows Vista sleep/hibernate issue

When I hit the sleep button in Windows the computer looks like it's going into Sleep mode but a few seconds later it's restarted, and stops with this error message: internal hard disk drive not ...
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2answers
294 views

Laptop wakes up from sleep every several hours

I have a new ASUS Zenbook UX305. OS: Windows 10 Home I've figured out that my laptop wakes up from sleep during the night, so i reviewed the event viewer and found out that it happens about 3-4 times ...
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2answers
2k views

Dell Media Direct is rebooting my machine when it goes into sleep mode

I've got a Dell Studio 1535 laptop, which shipped w/ Vista 32-bit. I've since formatted and installed Windows 7 64-bit. Everything has been fine for months, but recently, every time I leave my machine ...
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1answer
23 views

Why my laptop goes to sleep mode automatically even if all the power settings are fine?

I have a strange problem in my laptop that why it goes to sleep automatically even if all power settings are fine? I am using Windows 10 Home 64-bit by the way. Kindly share your thoughts!
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1answer
32 views

Youtube won't let my PC to sleep

I see that there are many people looking for a way to prevent sleeping when they are watching a video, like this one. I am sorta opposite. With the help of powercfg -requests I have determined ...
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3answers
85 views

Windows 10 sleep problems

I recently reinstalled windows 10 on my laptop. it's well and all, but whenever I put my pc to 'Sleep' mode, it sometimes goes to sleep (ON (state) LED blinking), but there are such cases that the ...
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43 views

Windows 10 sleeps fine from menu, won't sleep from timeout

I have a power meter on a Windows 10 box. If I sleep from the menu or the power button, it drops down to about 3 watts. If I wait for a timeout (set at two minutes) it blanks the screen but keeps ...
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23 views

Windows 10 Mouse not responding after sleep

I recently bought a new Windows 10 box which is a laptop. For whatever reason, when my laptop goes to sleep and then I wake it back up, my external USB mouse no longer works and the only way for me to ...
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1answer
411 views

Screen fails to turn on after sleep

I have a Dell Inspiron 1525 loaded with Windows 7 Professional. When I press my button to go into sleep mode (and I'm positive I'm going into sleep mode, I've checked the battery settings), I can ...
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4answers
25k views

Computer randomly goes into sleep mode

For a while I have had no problems with my Asus laptop running Windows 7. It is a decent computer and I need it to run almost 24/7. I restart it every few days but it does continuously run. However, ...
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2answers
4k views

Macbook Air WIFI not working after wake up

I have a late 2010 13" Macbook Air and I have problems turning Wi-Fi on when I wake the computer up. I keep my laptop connected to power, an external screen and a USB ethernet adapter at home and ...
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1answer
29 views

Is there a global setting to enable/disable all devices from waking the computer?

I have discovered a newly installed device preventing a power transition (namely, sleep) from taking place on my computer. I would not like to have to manually disallow all devices from causing my ...
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1answer
4k views

Windows 7 Network dies after sleep mode

I have a windows 7 machine and everytime it comes back from sleep mode the network connection has been lost and needs reconnecting. I have checked the power settings for my network card and it is set ...
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7 views

Windows 8 shows Lexmark CX420de to be offline after going into sleep mode

We have a Lexmark CX420de printer connected to a LAN. I am accessing the printer through the network from my laptop running Windows 8. For some reason after the printer goes into sleep mode it appears ...
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1answer
18 views

Equivalent of pmset noidle -u on Windows

On OS X one can easily temporarily prevent the Mac from sleeping using the command: pmset noidle -u pmset - manipulates power managment settings noidle - flag stands for sleep prevention method u -...
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39 views

Computer wakes up from sleep after a few minutes from the power button.

Basically my computer will wake up after a few minutes if i put it into sleep or hibernate, but not if i turn it off. This is what powercfg -lastwake gives me in Command Prompt Sleep mode: http://i....
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6 views

Audit Power Settings change

I helped with a machine that was stopping whilst running many samples in automatic mode. We found that it was because the machine was going to sleep during production. The settings should be never for ...
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1answer
18 views

laptop keyboard some keys don't work for a while but later on work

Very wierd issue. Clean install of windows 10 home. After leaving the computer for a while, sometimes some keys on the keyboard don't work. Some specific examples: 8, 9 right arrow, down arrow. ...
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2answers
5k views

Laptop shutdown right after lid is closed

I own an ASUS G750JS, which never had a problem till now. When I am on my computer and I close the lid for the night, it suddenly shuts down. Sometimes it goes to sleep but 90 percent of the time its ...
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0answers
605 views

Windows 10 won't wake from sleep for remote desktop

Windows 10 also won't run scheduled backups if sleeping. RDP and Acronis work properly if computer is not asleep. Wake on LAN is enabled. Help needed, thanks.
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4answers
26k views

Why can't I wake up my laptop with a keyboard or mouse press?

I have an Asus n56vv laptop running Windows 8.1 professional that is giving me a quite annoying problem: I can't wake it from sleep by pressing a button on the mouse or keyboard. This happens on both ...
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13answers
52k views

Why won't my computer go to sleep automatically?

Windows 8 is set to sleep after 30 mins, and it used to work, but recently it's started refusing to sleep. (I can still manually ask it to go to sleep without any issue.) I was having issues a ...
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16 views

When 'On Battery', how can the Sleep button Shut Down your computer?

I followed all the instructions on this page that I summarise as follows: Run a command prompt as administrator. [I omit steps 2-4] Run powercfg -setacvalueindex <scheme_guid&...
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3answers
47 views

Connect an external display, close lid and avoid sleep on MacBook

So I want to connect an external display, close my laptop lid and let the other display stay on (e.g. to watch a movie or something). I found the app NoSleep which works if I don't connect an ...
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14 views

Do installers prevent Windows sleep?

I noticed that OS X will go to sleep when I'm running important commands like createinstallmedia and I wanted to know if Windows does the same thing? I am using Windows 10 mostly at this time, but I ...