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Tips to save battery power
Learn how to save battery power for your laptop or tablet by using a power-saving plan, reducing display brightness, and turning off devices that you're not using.
Power plans: Frequently asked questions
Get answers to questions about power plans, including which power plans are available, how to switch to a different plan, and more.
Improve performance by optimizing your hard drive - Microsoft Windows Help
Learn how to optimize your hard drive, change the optimization schedule, and check for errors to help increase your PC's performance.
Ways to improve your PC's performance
Learn about tools to help improve performance, such as adjusting visual effects, choosing indexing options, adjusting power settings, and using Disk Cleanup.