Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

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.

If you are having problems with Outlook, there are a few things we can help with to get you back to sending and receiving your email. Important: Steps may be different between new and classic Outlook for Windows. To determine which version of Outlook you're using, look for File on the ribbon.

If you can't, there might be an issue with your email server. Contact your email provider for support. Try sending email from another app or device: If you have another email app or another computer or mobile device, try sending and receiving email from that app or device.

If a Microsoft 365 application such as Word or Excel isn’t working correctly, sometimes restarting it will fix the problem. If that doesn’t work, you can try repairing it. When you’re done, you might need to restart your computer. The steps to access the repair tool vary depending on your operating system.

Sometimes you need to make a change to your email account settings. If you have a new password, if your email provider has asked you to change settings, or if you're having problems with sending and receiving email, you can change your email account settings through Mail in the Windows Control Panel, or from Outlook.

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. Tip: If you're a small business owner looking for more information on how to get Microsoft 365 set up, visit Small business help & learning.

If you see messages piling up in your Outlook outbox or people you're sending messages to aren't receiving them, try the following methods to fix the issue. Personal email Business email. Important: If your Microsoft cloud storage is full, you cannot send or receive email. Check your mailbox storage to see what's taking up space.

If you're having problems accessing Outlook.com, you can see the status of Microsoft Office Online Services at the Service Health portal. If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues. Last updated: October 2024. Outlook.com issues affecting email messages, attachments, and features.

Troubleshooting Outlook add-in problems. If Outlook detects a problem with an add-in, you can uninstall and reinstall the add-in. If that doesn't solve the issue, contact the company that supplied the add-in. For most add-ins, you can find the company that supplied the add-in by selecting File > Add-ins.