If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

Need more help? If you can't find an app or program, try the tips in See all your apps in Windows 10 and Program is not listed in add/remove programs after installation. If you get an error message when you're uninstalling, try the Program Install and Uninstall Troubleshooter.

Microsoft Defender Antivirus is a powerful tool that finds and removes malware from your PC. Here's how to use it in Windows 10 or 11 to scan your PC. Important: Before you use Microsoft Defender Offline, make sure to save any open files and close apps and programs. Open your Windows Security settings.

Launch the Xbox app for PC. Click your Profile picture. Click on Support. Click on Gaming Services Repair Tool. Click on Start Troubleshooting.

Windows 11 Windows 10. Take a snapshot to copy words or images from all or part of your PC screen. Use Snipping Tool to make changes or notes, then save, and share. Capture any of the following types of snips: When you capture a snip, it's automatically copied to the Snipping Tool window where you make changes, save, and share. Open Snipping Tool.

Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on the device manufacturer's website and follow their instructions. Reinstall the device driver. In the search box on the taskbar, enter device manager, then select Device Manager.

Verify your scanner is installed. Scan a picture or document with Windows Scan app. Find saved scans. Learn how to install a scanner and use it to scan pictures and documents in Windows 10.

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options. Choose the language and bit version you want, and then select Install.

Get Windows Scan. Use your scanner and download an app from Microsoft Store to scan a document or picture to your PC.

Windows 11 Windows 10. To use the Snipping Tool when you have a mouse and a keyboard: Press Windows logo key + Shift + S. The desktop will darken while you select an area for your screenshot. Rectangular mode is selected by default.