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Windows Operating Systems

Get online Support for the Windows version installed on your Dell device.
Find system troubleshooting, update tutorials and upgrade information.

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Windows 11 tested systems
Windows 11 tested systems

View a list of computer models tested by Dell for specific versions of Windows 11

Reinstall Windows 10
Reinstall Windows 10

Learn how to reset Windows 10 with SupportAssist OS Recovery

Troubleshoot Slow Performance
Troubleshoot Slow Performance

Learn what slow performance looks like and how to fix it

Additional Support

Dell computers tested for upgrade to Windows 11
Get a list of Dell systems tested by our engineers for upgrade to Windows 11
Windows 8 Support
Learn how to, troubleshooting and upgrading tips for Windows 8. Get Microsoft Windows 8 support information for your Dell PC here.
Windows 7 Support
Learn how to, troubleshooting and upgrading tips for Windows 7. Get Microsoft Windows 7 support information for your Dell PC here.
Windows Server Support
This page contains detailed information Installation and implementation guide to multiple Windows Server releases. Also, provides guide to Windows update troubleshooting such as performance and networking issues.

Video Resources

How to Perform an OS System Restore (With Data Backup)

This video explains how to perform an OS system restore with data backup using the "SupportAssist OS Recovery Tool." The steps include selecting "Restore System," choosing either "Local Restore" or "Cloud Restore," backing up data if necessary, selecting a storage device, confirming the device, selecting the reason for the restore, and clicking "Next" to begin the restore process. Once completed, click "Finish."
How to upgrade to Windows 11 from Windows 10 - Dell Support

In this video, we go through you the steps of how to upgrade to Windows 11 from Windows 10. If your Windows PC is running the most current version of Windows 10, and meets the minimum hardware specifications defined by Microsoft, then you can Upgrade to Windows 11 for free! However, Windows 10 PCs that are eligible for Windows 11 will be offered the upgrade at different times. Microsoft’s complete upgrade rollout plan is expected to be available to all eligible devices early 2022.
Scan your system hardware using SupportAssist for Home PCs

This videos demonstrates how to scan your system hardware using SupportAssist. SupportAssist also enables you submit a support request to Dell if an issue is detected during the scan.

Other Resources

SupportAssist for Home PCs
SupportAssist for PCs
Use SupportAssist to keep your dell optimized
Support Library
Support Library
Access all our knowledge base articles.
Dell Download Center
Reinstall your software or get the last software that you bought.