Fix: Windows 7 | 8 computer wakes from sleep automatically

Do you find that your Windows 8 | 7 computer wakes up from sleep unexpectedly at a particular time every day? If so then you might to check up if any scheduled tasks are waking your PC up.

Windows computer wakes from sleep automatically

To find our which program last woke your computer, you may open CMD, type powercfg /lastwake and hit Enter. It will show you what last woke your computer.

Next you will have to open Task Scheduler. To do so, type Task Scheduler in start search and hit Enter. Expand Task Scheduler Library.

Check here to see if any programs are schedule to perform the task which require your PC to be woken.

Many a times, the Windows Media Center automatic update function is found to be the culprit.

To check this, expand Microsoft > Windows > select Media Center > mcupdate_scheduled

Double click mcupdate_scheduled to open its Properties box.

Edit the trigger and from the drop down menu, select when you want to Begin the task.

You may select it to check only at Windows start up.

Click OK/Apply/Exit.

If you do not wish to fix it manually but would instead like Microsoft to Fix It for you, so that  Windows Media Center checks for updates only at, say, logon, then download and apply this Fix It 50448 solution.

This Fix It solution will enable the update check at log on only.

This Fix it wizard may be in English only, but it also works for other language versions of Windows 7.

Also see:

  1. Prevent Computer from waking up from Sleep
  2. Windows 7 does not go to sleep
  3. Wake up computer from Sleep, at a particular time.
Posted by on , in Category Windows with Tags
Anand Khanse aka HappyAndyK is an end-user Windows enthusiast, a Microsoft MVP in Windows, since 2006, and the Admin of Please create a System Restore Point before trying out any software & be careful about any third-party offers while installing freeware. Add me on Google+.
  • Jules César

    Thanks man, this is exacctly what I was looking 4. Congrats!

  • morn0

    thanks bud!

  • guest

    Thank you!

  • 84guy

    awesome. thanks

  • mich

    I cant find the Media Center ;n;

  • RohMin

    i’m not found ‘media center’ on task scheduler;;;

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