Use the System File Checker tool to repair missing or corrupted system ...
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. Run the System File Checker tool (SFC.exe)
KB5005463—PC Health Check Application - Microsoft Support
PC Health Check includes diagnostics to monitor device health and troubleshooting to improve performance, all from the convenience of a single dashboard. Key features include: Windows 11 eligibility: Provides a comprehensive eligibility check based on the minimum system requirements for Windows 11.
How to use the PC Health Check app - Microsoft Support
Windows 11. 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. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check.
Update drivers manually in Windows - Microsoft Support
Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.
Fix problems that block programs from being installed or removed
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter.
Fix your Outlook email connection by repairing your profile
The Microsoft Support and Recovery Assistant can diagnose and fix several Outlook issues for you, including fixing your Outlook profile. To download and install the Microsoft Support and Recovery Assistant, click download the tool. Once installed, the application will run automatically.
Applies To: Outlook for Microsoft 365, Outlook 2024, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin
Repair an Office application - Microsoft Support
Right-click the Start button (lower-left corner) and select Apps and Features on the pop-up menu. Select the Microsoft Office product you want to repair and select Modify. Note: This will repair the entire Office suite even if it's just one application you want to repair such as Word or Excel.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Using System File Checker in Windows - Microsoft Support
System File Checker is a utility in Windows that checks for problems with files on your computer. To run it, follow these steps: Make sure you've installed the latest updates for Windows, and then restart your machine. To find out more, read Update Windows.
Fix problems with your PC by using Windows Update
Windows Update can help fix problems with your PC. Fix problems using Windows Update is a recovery tool that can help resolve issues related to updates. Using this tool will reinstall the current version of Windows on your device. This tool preserves all your apps, documents, and settings.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
Applies To: Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, 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