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#11
It's a descriptor for exact power plan. Normally, user have at least "balanced" , "High performance" and "Power saver" power plans.
High performance wont go to sleep easily and you can set it to never go to sleep. Balanced is that most of us are using.
You get GUID descriptor by typing powercfg /l (the last letter is small L) and you can set desired power plan by typing
So this plan is not elegant, but could work.powercfg /s [GUID of the power plan]
this are GUIDs of my Windows: