If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

Enable automatic out of office replies from Outlook for Android or Outlook for iOS. Use rules to send an out of office message. How to send automatic out-of-office replies from Outlook (depending on the type of email account you have).

Symptom. When you're away from home and send an email message using your home email account, your email message might be returned with a 550, 553, or relay-prohibited error message. The same situation could occur when you're away from your office and try to send an email message using your work email account.

Here's how to pay a past-due balance on your account using a Microsoft account balance: Find your past-due subscription on the Services & subscriptions page. The amount past due is shown in red. Select Pay now, and then follow the instructions to pay the balance due.

You can customize the filter to block or allow senders or different message types. When you no longer want to see messages from someone, you can block a sender. Right-click a message from the sender you want to block, and then click Junk > Block Sender.

Check the Xbox services, games, and apps for any service outages.

If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

Manage suggested recipients in Outlook for iOS and Android. Add, find, edit, or delete a contact in Outlook. As you type inside the To, Cc, or Bcc boxes, Outlook suggests recipients. The Auto-Complete List can be turned off.

Select your country or region and your birthdate and click on Next. Enter the captcha code and click on Next. Verify your email address by entering the code that Microsoft sends to your email and click on Next.

To find a customer service phone number in your country, please click a region and find your country. Note: Support cases for Surface devices may only be initiated online.