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

Check if you have an Exchange account in classic Outlook. How to recall and/or replace an email message you sent by using Microsoft 365 and your built-in Exchange Server account.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Microsoft prioritizes account security and works to prevent people from signing in without your permission. When we notice a sign-in attempt from a new location or device, we help protect the account by sending you an email message and an SMS alert.

If you get an error code while downloading and installing Windows updates, the Update Troubleshooter can help resolve the problem. Select Start > Settings > System > Troubleshoot > Other troubleshooters. Next, under Most frequent, select Windows Update > Run.

If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.

Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.

Manage your contacts and Contacts list. Lync 2010. There are several actions you need to do to keep your Contacts list current. This article helps you organize your contacts so that you can easily find the people who you need to get in touch with.

Help Microsoft stop scammers, whether they claim to be from Microsoft or not, by reporting tech support scams at: www.microsoft.com/reportascam. You can also report unsafe websites in Microsoft Edge by selecting Settings and More > Help and Feedback > Report unsafe site when you encounter something suspicious.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.