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Use the System File Checker tool to repair missing or corrupted system ...
Swipe in from the right edge of the screen, and then tap Search.Or, if you are using a mouse, point to the lower-right corner of the screen, and then click Search.Type Command Prompt in the Search box, right-click Command Prompt, and then click Run as administrator.If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
Update drivers manually in Windows - Microsoft Support
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.
Download drivers and firmware for Surface - Microsoft Support
Windows 11 Windows 10 Surface. Updates keep your Surface performing its best. Along with software updates for Windows 10 or Windows 11, it's important to make hardware updates, also known as updates for drivers and firmware. You can quickly check the health of your Surface drivers and firmware using the Surface app. Open the Surface app.
Download and install or reinstall Office 2019, Office 2016, or Office ...
Download and install or reinstall Office 2019, Office 2016, or Office 2013 - Microsoft Support. Office 2019 Office 2016 Office 2016 for Mac Office 2013. If this is the first time you're installing Microsoft 365 you may have some setup steps to do first. Expand the learn more section below.
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
How to use the PC Health Check app - Microsoft Support
How to use the PC Health Check app - Microsoft Support. Windows 11 Windows 10. 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.
Camera doesn't work in Windows - Microsoft Support
Windows 11 Windows 10. When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use. Before you begin.
Use a fix-it tool with Windows 10 - Microsoft Support
Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters , or select the Find troubleshooters shortcut at the end of this topic, and then select Additional troubleshooters. Select the type of troubleshooting you want to do, then select Run the troubleshooter.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Select Install (or depending on your version, Install apps> ). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install .) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account. For Microsoft 365 Germany go to portal.office.de/account.
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Fix sound or audio problems in Windows - Microsoft Support
1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6. Fix your audio drivers. 7. Set your audio device as the default device. 8. Turn off audio enhancements. 9. Restart Audio Services
Create installation media for Windows - Microsoft Support
Windows 7. Windows 8.1. Windows 10 (Then select Download now.) Windows 11 (Then select Download now .) Important: Back up your files before you install or reinstall Windows on your PC. Learn how. To create the installation media, here's what you'll need: A PC with a reliable internet connection.