Have a laptop and want to get more battery life out of it?
Windows 7 includes a hidden built-in tool that will examine your laptop's
energy use and make recommendations on how to improve it.
To use it:
1. Run command prompt as an administrator. To do this, type cmd in the search box, and when the cmd icon appears, right-click it and choose "Run as administrator."
2. At the command line, type in the following:
powercfg -energy -output \Folder\Energy_Report.html
where \Folder represents the folder where you want the report to be placed.
Example: powercfg -energy -output C:\Energy_Report.html
It lets the file to be created in C: drive
3. For about a minute, Windows 7 will examine the behavior of your laptop. It will then analyze it and create a report in HTML format in the folder you specified. Double-click the file, and you'll get a report . follow its recommendations for ways to improve power performance.
To use it:
1. Run command prompt as an administrator. To do this, type cmd in the search box, and when the cmd icon appears, right-click it and choose "Run as administrator."
2. At the command line, type in the following:
powercfg -energy -output \Folder\Energy_Report.html
where \Folder represents the folder where you want the report to be placed.
Example: powercfg -energy -output C:\Energy_Report.html
It lets the file to be created in C: drive
3. For about a minute, Windows 7 will examine the behavior of your laptop. It will then analyze it and create a report in HTML format in the folder you specified. Double-click the file, and you'll get a report . follow its recommendations for ways to improve power performance.