If the steps above don't work, you may need to reinstall Windows. For more info, see Windows 10 recovery options. Describes how to use the System File Checker tool to troubleshoot missing or corrupted system files in Windows 8.1, Windows 8, Windows 7 or Windows Vista.

All Outlook Data Files (.pst) and Offline Data Files (.ost) are listed along with the name of the account the files are associated with. If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue. Do you have a Microsoft 365 account? The Microsoft Support and Recovery Assistant can diagnose and fix several Outlook issues for you, including fixing your Outlook profile.

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

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

Restart new Outlook. Right-click Start and select Task Manager. Select Microsoft Outlook, then End task. Check to make sure that new Outlook is closed, then close Task Manager. After new Outlook closes, reopen the app as you normally would. Uninstall and reinstall the new Outlook for Windows. To uninstall new Outlook:

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

Fix Bluetooth problems in Windows. If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

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.

Outlook for Microsoft 365 Outlook 2021 Outlook 2019 More... Guided support in your browser can provide digital solutions for Office problems. Try guided support. If you're having problems setting up your email in Outlook, we want to help. Choose an option below for more information.