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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Can't sleep with Windows 8.1

My HP Split X2 running window 8.1 won't go to sleep. I ran the command ”powercfg - requests” to see what was keeping it awake and found the culprit to be srvnet. I then proceeded to override this with ...
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5answers
3k views

DNS lookup fails after resume from sleep

My Windows 7 Ultimate x64 PC has a strange networking issue. When I resume from sleep, no web pages will load (other programs such as Hamachi VPN are also unable to locate their servers). If I use ...
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1answer
2k 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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10answers
20k views

Disable or sleep secondary hard drive in Macbook

I've done some quick Googling but didn't find an answer. I've put an SSD in my Macbook, and at the same time moved the original hard drive to the optical drive bay. I'm running the OS and most of my ...
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1answer
3k views

Windows shuts down unexpectedly when waking up from sleep

I've been facing this issue since yesterday, whenever I put the computer into sleep mode and when I wake up, it takes me to boot menu with choices; start Windows normally, safe mode, etc. in short, it ...
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3answers
3k 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
20 views

Windows Defender Waking Up Hard Drive

I have an external hard drive that I only use for storage, I almost never write data to it but it can be useful if I want to access some data that I have in it. When it’s possibile I’d like for the ...
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3answers
4k views

Windows 7 cannot connect to internet after sleep/hibernate

This problem has surfaced recently. After If I switch on my laptop from hibernate/sleep mode, it can;t connect to internet. It displays all the available networks (wireless) but it never succeeds in ...
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0answers
24 views

Computer does not stay awake after scheduled task

I have a scheduled task that wakes up the computer to run a batch file. However the computer turns back off after some time. I have my computer set to (never sleep) so after waking up from the task it ...
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0answers
8 views

Prevent windows 8 going to sleep after wake up + auto login

I have a tool installed that will auto log in and then locks the screen. Works perfectly. When my computer wakes up in the morning (automatically), it logs in and locks itself as planned.. but then ...
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2answers
3k 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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1answer
2k 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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36 views

How can I resolve Windows 7 BSOD after wake up from sleep?

All drivers are up to date. When I wake it up from sleep, Windows 7 respond slow just like virus infect. Then I get BSOD and system restart. I don't have virus infect. BlueScreenView says BSOD cause ...
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0answers
24 views

How to fix Ubuntu 14.04 suspension - abruptly suspends and after manual suspension unsuspends

I had a problem when I closed my lid the desktop did not suspend so I read this post however this did not help so what I did is to rollback now my files looks as attached below. However now I have two ...
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2answers
3k views

Fedora 18 Disable Hibernate and Suspend

I recently installed the new Fedora 18, LXDE spin on a workstation (not a laptop). I want to disable the hibernate and suspend functions, and remove them from the "Logout" menu in the UI. In F17 and ...
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1answer
28 views

UBS devices not waking PC from sleep on windows 8.1

I have a new build based on MSI H97M-g43 motherboard. None of USB devices are able to wake the PC back from S3 sleep. Two methods that do wake up the PC are the power button and wake timers. The usb ...
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0answers
23 views

Computer goes into sleep mode randomly [closed]

This is my PC build, just got the last pieces in recently and put it all together. I check everything, reference other peoples builds to make sure the plugs are all correct, and switch it on. BOOM ...
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0answers
30 views

Laptop won't resume correctly from sleep through lid

I'd want to solve this little annoying thing, that's my laptop failing to resume correctly from sleep mode. I'm on Windows 8, and it seems I'm facing this issue only when I close the lid - it does ...
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0answers
28 views

windows 8.1 wont sleep and wake

I have problem with my windows 8.1 on my Acer Aspire E1-572G Laptop . When I close the lid or press sleep button , pc wont go sleep (as I can hear fan and see that lights are on) , and by pressing any ...
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1answer
58 views

Hibernation, Sleep and Hybrid Sleep broken on Windows 8.1 EFI Asus notebook

First I've done something stupid - I scheduled long disk check on boot, which I wanted to cancel, but I couldn't. So I used emergency power off. It didn't help, so I decided to wait. It didn't help, ...
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4answers
226 views

Windows 7 Start Menu: Difference between Sleep (and Hybrid Sleep) and Hibernate

I am running a localized (Italian) version of Windows 7. At the bottom of the start menu, when I click the arrow next to "Shut Down", here is what I see (I have listed the correspondence between the ...
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1answer
292 views

Windows 8.1 power plans: No password prompt when monitor wakes but password prompt when PC wakes

Is it possible to get Windows 8.1 to not ask for a password when the monitor comes out of power saving mode, but still ask for a password when the PC wakes from sleeping? Setting the "Turn off the ...
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2answers
39 views

Windows 8.1 sleep fails if computer left on mains power

This is a weird one. On my Windows 8.1 system, I usually Sleep the computer overnight rather than Shutting it Down. If I wait for the computer to finish "going to sleep" (so the fans stop running, ...
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0answers
22 views

Windows 8.1 reboots on resuming from sleep (S3) mode

ASUS G56JR notebook. Fresh Windows 8.1 installed, all drivers from ASUS site, all updates installed. Hybrid sleep "works". Exactly the same as hibernation, so I see Windows resume screen. ...
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2answers
643 views

Macbook restarts when closing lid

Recently I built an SSD (128GB Samsung 470) into a late 2007 Macbook, and swapped the old HDD with the Superdrive, I used Carbon Copy Cloner to transfer the system, Desktop, Applications, Library and ...
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2answers
23 views

My computer won't stay open even after changing the power option

I changed "Dim the display", "Turn off the display", and "Put the computer to sleep" all to NEVER. But after around 10 minutes, the computer screen still dimmed and it went to sleep. I'm downloading ...
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2answers
3k 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
86 views

Windows 8.1 not activating screen saver, turning off monitor, or sleep mode

Any ideas on what would cause this? No applications that I actively run should be preventing this from happening: OneDrive, Steam, WhatPulse, puush, and f.lux. I have power options set to activate ...
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0answers
33 views

Pressing space bar causes sleep, and other weird things

Wife called. Our home "desktop" system (an HP box floor box maybe 6 years old running Vista) has started behaving strangely. First "Windows Mail" started popping up when she tried to go to Facebook ...
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0answers
6 views

Variable sleep mode depending on cpu and/or network usage [duplicate]

Some applications on my Windows 7 PC support "shutdown on success". This is nice, but many won't have it. And I can't find a tool that controls multiple applications. My plan: Filezilla is Uploading ...
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1answer
18 views

Dell Latitude E5540 becomes offline everytime it goes to sleep

My new Dell Latitude E5540 becomes automatically offline every time it goes to sleep. The connection returns only after restarting it. It is so maddening to keep restarting your new laptop about 100 ...
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0answers
27 views

Win 7 Desktop Won't Wake From Sleep

This is a somewhat common issue according to Google and I've spent the past 3 days testing/debugging and trying everything I can find online. But, I haven't been able to get my PC to wake up on a ...
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1answer
45 views

Sleep mode in windows 8

I'm facing a sleep mode problem in windows 8.1. In fact, my computer is unable to wake from sleep mode. When waking from sleep mode, it reboots and naturally, I lose all unsaved data. Can somebody ...
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1answer
30 views

HP Laptop sleep after few minutes

I'm using HP Probook G2 laptop. I don't know why my laptop goes to sleep after few minutes. It doesn't go to sleep after specific time, sometimes it takes long but sometimes short period. I have set ...
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1answer
46 views

My laptop will not sleep when I close the lid

I've tried to look into everything I know of but this has stymied me. I have a Lenovo Thinkpad Edge 15" currently running Windows 7. The laptop will not enter sleep mode when I close the lid. When I ...
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1answer
28 views

“Sleep” option is not available on Win 8.1 pro

I have a microsoft surface pro 3 tablet, suddenly I found that "Sleep" option is gone as you can see the below pictures, I googled about the problem but I couldn't find any useful solution. ps. My ...
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2answers
2k views

VNC Won't wake up my windows 7 laptop

I have a laptop running windows 7. It is running realVNC server. I have a mac that I want to use to connect to it. When the PC is awake, it works fine. However, when the PC is asleep, the viewer just ...
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0answers
31 views

Laptop goes continuously to sleep mode

Good day! Recently bought laptop Asus N751JK Windows 8 frequently goes to sleep mode, especially while i'm playing. But not all the time, sometimes it is up for some hours and sometimes it shuts down ...
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2answers
3k views

My computer won't go into standby or hibernate

I have a problem that I first noticed yesterday. Whenever I would press the half moon standby button on my keyboard, my computer would go to sleep. I also have a shortcut on my desktop configured to ...
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3answers
120 views

My WD Blue 1TB drive goes to sleep every 20 seconds

I really can't google this one out, so if someone could give me some advice I'm on a laptop, I'm using Windows 8.1 currently Recently I bought an SSD and set it up as my system drive I've taken out ...
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2answers
7k views

Why does Windows 7 mouse freeze after resuming from sleep?

A similar question previously posted at Super User is Why Does My Windows 7 PC Freeze After Waking from Sleep?, but none of the previous answers intially appeared to solve my problem or were the same ...
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1answer
1k views

Acer Aspire E1-572G doesn't wake up

I recently got a new Acer Aspire E1-572G and every time I sleep it closing the lid it is impossible to wake it up. I applied the solutions to this question but the problem persists. I already had ...
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0answers
20 views

Computer will turn on but won't load under certain conditions (Windows 8)

When I turn on my computer, it will occasionally get stuck and even though the power button's light is unblinking, the monitor still stays off and I cannot log into my PC. There are also no sounds ...
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1answer
6k views

Windows 8 wakes from sleep immediately with errors regarding “memory type range registers (MTRRs)”

After an arbitrary, but small amount of time, my computer wakes back up after going to sleep. I have attempted desperately to solve this issue, short of contacting any official support or ...
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10answers
19k views

Acer Aspire E1-572G won't wake up from sleep

I have this laptop at work, Acer Aspire E1-572G, and whenever it sleeps, it does not want to wake up whatever I do. I put it to sleep by closing the lid or FN + ALT + F4. I tried of course opening ...
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2answers
5k views

What could be causing windows to fail to sleep or hibernate, and revert system settings?

I am running Windows 8.1 on my system (Dell e6520) and the symptoms are this: My PC won't sleep or hibernate. It the screen turns off, but the fans just run and run, and after a little while, it ...
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0answers
14 views

Strange behavior checking disk power state

After sending the command to put a traditional hdd drive to sleep, via hdparm -y , I get a very strange behavior: If I execute this command: while [ 1 ]; do smartctl --nocheck standby -i /dev/sdb ...
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1answer
68 views

Windows 7 will not enter sleep or hibernate mode

Just recently Windows 7 started refusing to enter sleep or hibernate. I have just installed Ubuntu on the same hard drive and they are dual booting just fine, usually this isn't a problem, but I don't ...
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2answers
46 views

Computer Restart after Motherboard Splash Screen

I'm using Windows 7 and Ubuntu dual boot System, and in Windows 7, I switched my Computer to the Sleep Mode. How ever I forgot that I was in Sleep mode and Switched off the Power to the Computer. So ...
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10answers
3k views

What's waking up my PC?

When I place my PC to sleep, it goes to sleep for 2 min and then wakes up again on its own. I ran cmd.exe as an admin and then typed powercfg -last wake and -requests and I got nothing really that ...