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 are having problems with Outlook, there are a few things we can help with to get you back to sending and receiving your email. Select a tab option below for the version of Outlook you're using.

Check if you have email forwarding enabled. Check there are no email rules that are preventing you from seeing the email you want. If you use a third-party mail service, it needs to support modern …

If you can't receive new email messages, there are several troubleshooting steps you can take. Look for Working Offline at the bottom of your classic Outlook window.

Oct 4, 2024 · 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 …

If after setting up Outlook you run into trouble sending or receiving email, the cause could be a licensing issue, a profile problem, the wrong version of Outlook, or a mixture of other issues.

Note: Are you using Outlook for Mac? Visit I can't send or receive messages in Outlook for Mac for help. If you see messages piling up in your Outlook outbox or people you're sending messages to aren't …

Automated troubleshooting tools for Office to help you diagnose multitude of issues, such as crashes, hangs, configuration issues, etc.

We're sorry you're having problems with the Mail and Calendar apps for Windows 10. To fix the issue, please try each of the following solutions in order. Before you begin Before you begin, make sure …

For issues that are not covered on this page, we have multiple tools to help you automatically diagnose and fix a range of Outlook problems. Outlook Known issues in November 2025 updates