PC sleep: Why start the computer by itself?
it can annoy, if the PC again and again sleep. To avoid this in the future, you have to find out why he woke up again. It was an accidental pressure on a button or for started the network perhaps a wake-up call?
how to find out what for awakened your PC:
- click on the Start button right.
- in the menu, select the item command prompt (Administrator) .
- you confirm the prompt.
- you enter at the command line appears: powercfg load wake
- then the output of the tool looks maybe:
- it shows for example that in this case it was the mouse. Because most optical mice in sleep mode which turn off motion detection is a probably a mouse button for been pressed.
so to prohibit a device to wake Windows
you can Windows know that it no longer should be woken up by the device.
you use powercfg command devicedisablewake followed by the device name.
this term refer to best the collection of all devices defined to wake up, the following line generates:
In the example above, the command
powercfg-devicedisablewake for then “Microsoft IntelliMouse Optical (USB)”
the mouse successfully removed from the list of on alarm clock , as the result of the last command shows
Note: the often complicated and long name of the interfering device not tap off. Since version 10, you can simply highlight the name, and then – as usual – by [Strg + C] copy to the Clipboard. [Strg + V] they add them so after -devicedisablewake a.
mind the coercion to log on after waking up? Here you can read how you turn that off: in Windows the password prompt after standby switch off .