Stay Protected With the Windows Security App - Microsoft Support
Run a malware scan manually Run a quick scan Turn Defender Antivirus real-time protection on or off To learn more about the Windows Security app and all its features, see Windows Security App …
Tips for improving the performance of your presentation
Clean out your TEMP folder If you have many files in your TEMP folder, it can slow PowerPoint (and other programs) down significantly. Periodically check and delete excess files in your TEMP folder. …
How to start a scan for viruses or malware in Microsoft Defender
If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.
Clean up your inbox - Microsoft Support
Training: In Microsoft Outlook, you can delete redundant email messages in your Inbox. Watch this online video to learn how to use the Clean Up Conversations tool.
Windows help and learning - support.microsoft.com
If you're a small business owner Find the information you need to build, run, and grow your small business with Microsoft 365.
How to use the PC Health Check app - Microsoft Support
Oct 14, 2025 · Learn how to use the PC Health Check app to help you improve your device performance.
Reinstall Windows with the installation media - Microsoft Support
This process involves completely erasing the existing data on your device and installing a clean version of Windows. It's a suitable option when you want to remove all previous data, settings, and …
Device Performance and Health in the Windows Security App
The health report starts off by showing you the last time a health scan was run. The time displayed should be the current time, since Windows Security runs a scan when you open the Device …
Troubleshoot problems with detecting and removing malware
If the same malware keeps infecting your PC, use Windows Defender Offline to look for and remove recurring malware. Microsoft Defender Offline is a scanning tool that works outside of Windows, …
Manage cookies in Microsoft Edge: View, allow, block, delete and use ...
Learn how to view, manage, and delete cookies in Microsoft Edge.