Important: If your Microsoft cloud storage is full, you cannot send or receive email.Messages sent to you while your storage was full are bounced back to the sender and are unrecoverable. Check your mailbox storage to see what's taking up space. Learn more about recent changes.

Find out how to submit a case review and learn more about your Xbox enforcements.

These terms are used when your message has been intentionally blocked by a spam or blacklist filter on the recipient's email server. The recipient's server believes that the mail server or mail account that you're using is a source of spam.

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.

A message that is encrypted by Microsoft 365 Message Encryption is delivered to a recipient’s inbox just like any other email message. If the recipient has Outlook 2016 and a Microsoft 365 email account, they'll see an alert about the item's restricted permissions in the Reading pane.

How to determine what is causing the problem after you do a clean boot. If your problem does not occur while the computer is in a clean boot environment, then you can determine which startup application or service is causing the problem by systematically turning them on or off and restarting the computer.

To get someone's attention in a channel conversation or a chat, @mention them. Just type @ before their name and then select them from the menu that appears.. When an @mention recipient receives a notification, selecting it takes them directly to the point in the conversation where they were mentioned.

Try it! Keep track of everyone you communicate with by creating and editing contacts in Outlook for Windows. Once you’ve saved someone as a contact, you can type the first few letters of their name into an email, and Outlook for Windows will fill in their email address for you.

Need help with an Xbox console, an Xbox game, or Xbox network? Find out how to get in touch with us.

Tip: Outlook.com allows you to have multiple email addresses associated with a single account, and you can choose which email address you send mail from. Creating alternate addresses to use on websites or apps that force you to register can help keep your personal email address out of the hands of marketers and hackers.