Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page. You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

There are a number of possible explanations for why verification codes don't always arrive. Read through the list of the most common causes, and see if any of them apply to you, or use our troubleshooter to help guide you.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Here's an example of how to use VLOOKUP. =VLOOKUP (B2,C2:E7,3,TRUE) In this example, B2 is the first argument —an element of data that the function needs to work. For VLOOKUP, this first argument is the value that you want to find. This argument can be a cell reference, or a fixed value such as "smith" or 21,000.

My messages are missing or disappearing. Change your password in Mail. Mail and Calendar FAQ. This article tells you how to add email accounts to the Mail and Calendar apps so you can start sending and receiving email and creating and managing events.

If you haven't already set up messages, do the following: On your PC, in the Phone Link, select Messages. To start a new conversation, select New message. Enter the name or phone number of a contact. Select the person you want to send a message to.

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.