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.

Post questions, follow discussions and share your knowledge in the Outlook.com Community. Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Open the Authenticator app, select Add account from the Customize and control icon in the upper-right, select Other account (Google, Facebook, etc.), and then select OR ENTER CODE MANUALLY. Enter an Account name (for example, Amazon) and type the Secret key from Step 1, and then select Finish.

Find out how to change your Xbox gamertag through a browser, on your Xbox console, or your Windows device.

If you see a list of Android devices, choose the one you wish to pair with Phone Link to access your favorite apps, respond to texts, make calls, view photos, and more from your PC. Grant permissions on the Link to Windows app on your Android device. You are all set to use Phone Link.

New players who don’t have a previous gamertag on the classic system are given the option to customize how their classic gamertag appears in older experiences when making a paid change to their gamertag (the first change is free).

Find your computer name in Windows 10. Open the Control Panel. Click System and Security > System. On the View basic information about your computer page, see the Full computer name under the section Computer name, domain, and workgroup settings.

Meeting options in Microsoft Teams. Meeting options are a group of settings that enable, limit, or turn off certain capabilities during a meeting. Organizers can change meeting options to affect how participants engage and interact during a meeting.

When you sign up for a Microsoft account or add an email address to your account, we automatically send a request to that email for you to verify that we have the right address. To finish the process, just follow the verification link in the email.

When Unread is selected, only the unread messages in the current folder are shown in the message list. The Inbox or any mail folder can be filtered to display only unread messages. By default, unread messages appear in bold in the message list.