1. First, press the win+R shortcut on the win7 Ultimate computer keyboard to open the running window of the computer. In the open running window, enter cmd and click back. Car, you can open the command prompt window of the win7 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 use of the computer power. Happening.
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