Easily get the power efficiency report of Windows 7

For the friends who use this book, the most concerned issue is the battery life of their own battery. In fact, using Win7's own power management commands, we can "sell out" the large power consumers in the book, so as to make corresponding improvements to make the battery of the notebook to obtain longer battery life. Next, the author will tell you how to achieve it.
First click “ Start → All Programs & Rarr; Attachments & rdquo;, then right click on the "Command Prompt" tool under the branch, select Run as administrator, run the command prompt as administrator Tool, then enter the DOS command at the location where the cursor is located, “powercfg /energy” and press the Enter key. After waiting, a file named “Energy-report.html” will be generated. The content of the file is Report on power management in your current computer configuration; finally open the newly generated HTML file and you will see its contents.

▲
input commands by observing the results of the report, I believe we can easily identify the author of the books of short battery life of the main reasons & mdash; & mdash; the system can not automatically enters sleep mode and enabled over More USB devices. The solution to the problem is also very simple, just need to find the reason that can not automatically enter the sleep mode (such as running video playback software such as storm video, disk defragmenter and other system maintenance tools) and deal with it, then disable some You can use USB hardware devices (such as USB cameras). In this way, you can avoid the waste of valuable power and thus extend the battery life of the notebook.

▲ to view the results