How to query the power supply situation in win7 computer

  

1. First, we press the win+R shortcut key on the win7 Ultimate computer keyboard to open the running window of the computer. In the open running window, we input cmd and click Enter, so you can open the command prompt window of the win7 Ultimate computer.


2. In the command prompt window that opens, enter the command code: powercfg /energy and click Enter. After waiting for one minute, the command prompt window will automatically Display the usage of the computer power supply

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