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Battery, Power, and Fan Help and Support

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Battery Hardware Test
Battery Hardware Test

Dell recommends running diagnostics on your battery to ensure it is working correctly.

AC Power Adapter Hardware Test
AC Power Adapter Hardware Test

Dell recommends running diagnostics on your AC power adapter to ensure it is working correctly.

Hardware Quick Test
Hardware Quick Test

The Quick Test finds the most common problems and tells you how to fix them. The diagnostics include tests on the Processor and Video fans.

How to Troubleshoot Computer Power Issues
Get help if your Dell computer does not turn on or shows no sign of power when you press the power button.
AC Adapter Help and Support
Having problems with the ac adapter of your Dell laptop? Follow the suggested quick steps to resolve ac adapter issues of a Dell laptop. Find links to additional resources for troubleshooting ac adapter problems.
Fan and Thermals Help and Support
Having problems with the fans in your Dell laptop, desktop, or all-in-one? Follow the suggested quick steps to resolve fan-related issues on a Dell computer. Find links to additional resources for troubleshooting fan-related problems.
Battery Help and Support
Having problems with the battery of your Dell laptop? Follow the suggested quick steps to resolve battery issues on a Dell laptop. Find links to additional resources for troubleshooting battery problems.

Video Resources

How to Clean Air Vents

How to Clean Air Vents
Check if system will power on AC adapter alone

Check if system will power on AC adapter alone
Check Your Laptop Battery Health

Check your laptop battery health

Other Resources

How to Troubleshoot Slow Performance Issues
How to Troubleshoot Slow Performance Issues
Learn how to troubleshoot and resolve slow performance issues with your Dell computer.
How to Improve the Performance of a Dell Laptop Battery
How to Improve the Performance of a Dell Laptop Battery
Learn how to improve the performance of a Dell laptop battery. Find information about changes you can make on a laptop to enhance the battery life.
How to Troubleshoot AC Adapter Issues on a Dell Laptop
How to Troubleshoot AC Adapter Issues on a Dell Laptop
Learn how to troubleshoot and resolve AC adapter issues on a Dell laptop. Find information about how to use and troubleshoot AC adapter-related problems.
Support Videos
Support Videos
Go to our Dell Video Library for more videos.