Learn how to get your Outlook.com working again. General Fixes or workarounds for recent issues When you can't sign in to your account My Outlook.com account has been hacked Unblock my Outlook.com account Mail Troubleshoot connected accounts in Outlook.com Receiving email from blocked senders Email is missing from your Outlook.com inbox Unable to attach files in Outlook.com Calendars Known issues with shared calendars in Outlook People Fix problems importing contacts to Outlook.com Need more help? How to get support for Outlook.com Note: You will need to sign in first to get support. If you can't sign in, go to Account support. You can also try the Microsoft Virtual Agent.