This article lists several solutions that may help improve your PC’s performance. We recommend trying all the listed solutions as multiple factors can contribute to slow performance.

This proactive approach helps to prevent malware infections and keeps your device running smoothly. Additionally, the firewall feature monitors incoming and outgoing network traffic, blocking any …

If you're a small business owner Find the information you need to build, run, and grow your small business with Microsoft 365.

Learn how to use Manage and Optimize Drives to keep your disk and data drives defragmented and at top performance in Windows.

For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app: Guided walkthrough in Get Help

Oct 14, 2025 · Your PC will still work, but we recommend moving to Windows 11. Learn more This article covers upgrading to Windows 11 after making changes to a Windows device's hardware. …

Oct 14, 2025 · PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems.

Note: To keep your inbox from becoming too full, you can create rules to move or delete certain messages automatically. For example, you could create a rule to move all messages that are older …

Search and find your relevant files from your PC and the cloud much faster than with This PC. If you’d rather have File Explorer open to This PC, on the ribbon, select See more > Options > Open File …

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.