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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Windows 8.1 Won't stay asleep

As the title indicates, my 8.1 Windows PC will not stay asleep. -I have globally disabled all wake timers through the power options, and verified that there are no active wake timers via the ...
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9 views

Windows gather at sleep after Windows 10 upgrade [duplicate]

Ever since I upgraded from Windows 7 to windows 10, all my windows gather onto my primary monitor every time my PC goes to sleep and wakes back up. This is extremely annoying since I'm constantly ...
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5 views

Windows 7 machine doesn't go to sleep

When I select "Sleep" from the Start menu, or when the computer decides by itself to sleep, the hard drive churns for a bit, but then it turns up at the Lock screen instead. My motherboard is an ASUS ...
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22 views

MacBook Air running Mac OS X 10.10 (Yosemite) not waking from sleep mode

In the last few days, my Macbook Air running Mac OS X 10.10 (Yosemite) would not start. It was turned on, with the lid closed. When I lifted the lid, nothing happened. I resorted finally to holding ...
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0answers
96 views

Windows 10 keeps waking from sleep

My computer has been waking out of sleep since I've upgraded to windows 10. It usually sleeps for many hours before waking. This is a desktop PC. C:\WINDOWS\system32>powercfg lastwake Wake History ...
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1answer
49 views

Windows 10 is unresponsive for a while after booting from sleep

I've found I have similar problem to the one posted yesterday: Windows 10 wake up from sleep is very slow I've done a boot trace (like it was suggested by user magicandre1981). ...
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1answer
52 views

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 ...
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143 views

Windows 10 wake up from sleep is very slow

I just recently did a clean install of Windows 10 Pro. OS runs smoothly, boot time is not so bad (under 30s), but wake-up time is IMO terribly slow, at least compared to Windows 7, where I could work ...
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1answer
22 views

Reset motherboard after sleep

I have a problem with my computer. I put my computer in sleep mode. When I want woke up my computer, the screen turn on and stay black. After that I need to power off the computer with shutting the ...
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5 views

Touch display doesn't turn on when system wakes

I have a windows 8.1 system being used as digital signage. I would like it to wake up automatically in the mourning and sleep at night. Sleeping at night works fine, and having task scheduler run echo ...
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3answers
133 views

Laptop shuts down instead of going into sleep mode when I send it to sleep

I'm using an Asus laptop. It's more than a year old. This has been going on for maybe a month. I've looked into all the basic settings but can't find what's causing the problem. Here are the settings: ...
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22 views

Cannot use computer after Linux mint goes to hibernate [migrated]

I am running Linux Mint on my Laptop (MacBook Pro 2015 dual booting with Yosemite) however when I put my lid down I have the setting set to 'Hibernate'. The issue is when I put the lid down I cannot ...
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12 views

How can I make my external USB drive start faster?

I have an external 3 TB Touro hard drive from Hitachi, which works fine; it starts up from sleep mode in a few seconds. Now I've added a 4 TB Touro, and on this drive it takes 30 seconds(!) to start ...
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16 views

Surface Pro 3 shuts down instead of sleeping following work domain join

I recently bought a Surface Pro 3 for work. Recently, I added my work's domain to my computer so that I could access network resources and so on. Following that change, I've noticed that some of my ...
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1answer
19 views

Execute blocking script with admin rights in Windows before and after standby

I would like to run a script in Windows right before standby/sleep mode with admin rights and blocking, i.e., the system should not go to sleep until the script has successfully terminated. ...
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0answers
19 views

Laptop sometimes crashes when waking up

I got a new laptop on Friday (Lenovo Thinkpad Yoga from Best Buy), and so far it's been working great, except that there've been a couple of times that I've woken it up from sleep and instead of just ...
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4answers
1k views

How to prevent Windows 10 waking from sleep when traveling in bag?

I am not turning laptop off, but rather putting into hibernation, as it starts much faster and I can continue working without starting all apps again. It was working long time from Windows XP to ...
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2answers
56 views

Windows 8.1 waking up from sleep by itself

My windows 8.1 is waking up from sleep by itself. I have wakeup timers disabled: And there should be no hardware that is allowed to wake my device: In the second picture we do see teamviewer ...
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1answer
91 views

Laptop shutsdown when I, myself, go to sleep. Turns back on asking me to start in safe mode etc

The laptop is connected to the wall plug, with the battery removed. I just leave the laptop on, go to sleep, and when I wake up, sometimes I'll find it already shut down (as opposed to the screen ...
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19 views

External HDDs are recognised only when waking up from sleep

I've started facing this issue pretty recently (less than 2 weeks). I have several external HDDs (all with separate power adapters) from different manufacturers. Case 1 HDD connected prior to ...
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3answers
126 views

Laptop won't wake from sleep when external Keyboard and Mouse are plugged in via USB Hub. How to fix?

We have an ASUS Zenbook UX305FA laptop running Windows 10 that is able to be woken from sleep with an external Keyboard and Mouse when they are plugged-in directly into their individual USB ports. ...
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1answer
98 views

Windows 10 upgrade screwed Power Settings

Recently upgraded from 8.1 to 10. I had kept it for an overnight upgrade, and this was my undoing! When I checked in the morning, the PC was in sleep/hibernate mode and wouldn't wake up. I tried all ...
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94 views

Windows 10 windows all return to main monitor on sleep

Running Windows 10 Enterprise RTM. With two monitors, after the computer goes to sleep all windows return to main monitor. When only locking the computer and waking it up again windows stay where they ...
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1answer
89 views

Display driver igfx stopped responding and has successfully recovered

The Control Panel's Power Options settings will put my laptop to sleep and then hibernate. This has been working for a year without a problem. Now, when I wake up my laptop, the machine will power ...
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1answer
9 views

Windows 8 embedded sporadic/randomly goes to sleep. Possibly network related

I have 2 PC's running Windows 8.1 Embedded. Last week after months of up-time they went to sleep. There was no windows event logging to match this, only PnP messages from plugging my keyboard in to ...
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1answer
25 views

prevent windows 7 sleep while files are being accessed by network

I have movies and stuff that is accessed from the lan (via xbmc/kodi, usually) that reside on my Windows 7 box. I want the machine to be able to go into sleep mode when files are NOT being accessed, ...
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1answer
71 views

Computer Suddenly started waking up from sleep by itself

My PC was functioning fine for a longtime until last night when I went to sleep it suddenly turned itself on. I made it sleep again and around 10 mins later it went on again. So I ran powercfg ...
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1answer
562 views

How to find out what causes crashes in Windows 10 during sleep or hibernation (DRIVER_POWER_STATE_FAILURE, ntoskrnl.exe+14d220)?

When I resume from sleep/hibernation in Windows 10, it starts normally (as it was turned off). In event log, I have found the following error: The computer has rebooted from a bugcheck. The bugcheck ...
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1answer
37 views

Windows 7 wakes from sleep mode without exterior notice

I close the lid of my laptop which puts it to sleep mode. However, it seems to wake up for a few seconds at full hours (10am and 13pm). I notice it, because it plays a youtube video audibly for these ...
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0answers
46 views

Windows 8.1 computer repeatedly wakes up and goes to sleep again

I put my computer (Windows 8.1 Pro) to sleep every evening. For a couple days now, I find it awake in the morning. A quick check in Event Viewer shows that it actually woke up and (apparently) put ...
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0answers
17 views

Does Macbook (Apple computers) resume running programs after waking up from hibernating/sleep?

I started running a Matlab program on my Mac last night at 11:00 PM, the program is estimated to last about 6 hours. However, it seems it went to sleep/standby/hibernating mode after a few hours (< ...
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1answer
466 views

PC waking up randomly

My PC wakes up randomly after I put it to sleep, in different periods of time (typically after a few minutes). I've tried to disable all possible wake up reasons, but to no avail. D:\>powercfg ...
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87 views

Windows waking from Sleep/Hibernation after 15-25 minutes [duplicate]

My machine is waking every 15-25 minutes after they are put into sleep/hibernation (issue persists with both). I'm running Windows 10 right now, but the issue was already present in Windows 8.1 (and ...
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2answers
2k views

Surface Pro 2 running Windows 10 will no longer sleep

Prior to having Windows 10, I had Windows 8.1 where sleeping would work fine. Pressing the power button or just letting it sleep on it's own would both work fine. Now, if I press the power button, ...
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0answers
16 views

software deleted on acer laptop running windows 7 preventing sleep mode

My computer was running slow, so my brother uninstalled a bunch of programs. He accidentally deleted whatever allowed my laptop to go into sleep/hibernate mode. Any suggestions as to what that program ...
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0answers
64 views

Computer hangs on Sleep. Need help reading dmp file

My computer is hanging when it tries to enter sleep mode. The screen will turn off but the computer continues to run indefinitely. I have tried debugging it myself but it has exceeded my abilities. I ...
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1answer
42 views

How do wake timers work?

Windows most commonly places a computer in S3 (standby/save-to-RAM) mode, where power is cut from the CPU but not to RAM. If power is cut to the CPU, then how are wake timers triggered? Which ...
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83 views

Two PCs waking up by themselves at night

My first post, found SU looking for an explanation to the odd behaviour of my PCs. Last night I was back late and used my 2 PCs (details below) before going to sleep at 3.20-ish in the morning. I ...
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135 views

Delay sleep/login page when closing laptop lid on Windows 10?

I want to be able to close my laptop lid, but not have the laptop got to sleep for a set amount of time (e.g. 5 minutes). If I open the laptop in that time, it bring be back to where I was without a ...
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22 views

Mint 17.2 MATE setting to force login after sleep

Before I updated from Mint 17 to 17.2, when I would sleep the computer, upon reawakening there was a login required. Now it just restores my desktop, but I can't find the setting (if any) in the ...
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1answer
43 views

Sleep fails, can't load crash dump driver

Despite lots of analysis, I can't figure out why my PC fails to sleep. Any method of triggering sleep (e.g. through windows menu; timeout; windows API call) is the same. The screen briefly turns ...
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0answers
30 views

Manually controlling hdd sleep

My question is about controlling and getting info about HDD sleep (or HDD hibernation) in Windows 8.1. I am not referring to system hybernation. How to manually put hdd into sleep How to check, if ...
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0answers
36 views

Computer shuts down when trying to wake up after going a sleep for a while

I've got a windows 8.1 computer that goes to sleep and wakes up fine in the space of about 30 mins, but if you try and wake it up after that, it shuts down. I think I've tried ever combination in ...
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0answers
45 views

Sleep after and Hibernate after in Power Options

In Power Options, when you change a plan's settings, you have the options to change the Sleep after time and Hibernate after time: I have a couple of questions regarding the different scenarios for ...
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1answer
207 views

DisplayPort Link Failure after monitor sleep?

I just added a 3rd monitor to my Windows 7 64-bit computer. When the monitor goes to sleep, it won't wake up. The other two monitors wake up fine (connected via hdmi and DVI). The new monitor I ...
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0answers
29 views

Dell Dimension E521 not waking up from sleep or hibernate

I have been having some unusual power management problems on my Dell Dimension E521. When the computer goes to suspend mode automatically, it suspends properly, but when I turn it on, all I get is a ...
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44 views

Windows 8.1 automatically waking from sleep

I have a problem with WOL on my home network, hopefully someone can help as I am all out of ideas. Some info regarding my problem: I have recently setup a mini media server in my house, to host all ...
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2answers
48 views

Can virtual box be accessed while mac in sleep?

I have a question regarding virtual box on my iMac, basically i've created a VM and i'm running there windows. I have made it accessible from internet etc etc, so it is ready, but i'm curious => if i ...
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1answer
98 views

Why is Windows 8 waking up the PC even when there are no wake timers and no pending maintenance tasks? [duplicate]

My desktop PC keeps waking up every time I put it to sleep. I put it to sleep, it wakes up. I put it to sleep again, it wakes up. I put it to sleep once more, it wakes up! It only stays asleep for ...
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0answers
30 views

USB appears to prevent Windows from sleeping

After running the diagnostic tests mentioned in many answers concerning why Windows might not sleep I discovered that USB devices were the culprit (well, that and Windows Media Player, but that was ...