If your camera is unable to capture the QR code, you can manually add your account information to the Microsoft Authenticator app for two-factor verification.

Find out which power supply model goes with your Surface device—including the power supply model number, power and wattage, and USB charging port.

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.

Learn about Surface Book 3 and its features. Scenarios. Next-gen, pro-grade performance for graphic design, app development, video and social content creation—and the best, most immersive gaming on a Surface laptop

It's easy to attach pictures, files, and other items to your Outlook messages. Outlook keeps track of the documents you’ve recently worked on, whether they're stored on your computer or saved in OneDrive (cloud only).

This page provides phone numbers of Microsoft customer service.

Explains how to sync your Google, Yahoo, iCloud, and IMAP mail, contacts, and calendar to the Microsoft Cloud.

Learn about the UNIQUE function, which returns a list of unique values in a list or range. UNIQUE is in a class of functions called dynamic arrays.

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

This article is for Outlook.com. If you're using Outlook for Windows, see Fixes or workarounds for recent issues in Outlook for Windows.. 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.