If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

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

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.

Help with a work or school account password. I need to talk to a customer support agent. Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

If you receive a phone call claiming to be from Microsoft, or see a pop-up window on your PC with a fake warning message and a phone number to call and get your “issue” fixed, it’s better to be safe and not click any links or provide any personal information.

Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address. If you see a message that says "We couldn't find an account with that username." or "That Microsoft account doesn't exist", then the address you entered is not a Microsoft account. If you believe it should be:

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Use the Microsoft Authenticator app to sign in securely without a password. Learn why you received a notification about unusual activity in your account and what to do next.

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