Windows 11 Windows 10. 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. Where can I find my BitLocker recovery key?

This security update resolves a Microsoft Word remote code execution vulnerability and Microsoft Office remote code execution vulnerability. To learn more about the vulnerabilities, see the following security advisories: Microsoft Common Vulnerabilities and Exposures CVE-2024-20673.

This security update resolves a Microsoft Office security feature bypass vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-34469. Note: To apply this security update, you must have the release version of Microsoft Office 2016 installed on the computer.

The Microsoft Authenticator app helps you sign in to your accounts when you're using two-step verification. Two-step verification helps you to use your accounts more securely because passwords can be forgotten, stolen, or compromised.

Sign in to Microsoft 365 with multi-factor authentication. Fix common problems with multi-factor authentication. Use Microsoft Authenticator with Microsoft 365. Change how you get multi-factor authentication codes. Admins: Set up multi-factor authentication for Microsoft 365 users.

Avoid and report Microsoft technical support scams. Microsoft will never proactively reach out to you to provide unsolicited PC or technical support. 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 ...

Summary. This security update resolves a remote code execution vulnerability that exists in Microsoft Excel if the software does not correctly handle objects in memory. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2020-1193.

Go to the Security info page using the steps above. Select Add sign-in method. Select Choose a method and then Authenticator app. Follow the on-screen instructions, including using your mobile device to scan the QR code, and then select Next. You'll be asked to approve a notification through the Microsoft Authenticator app, to verify your ...

This security update resolves a Microsoft Office spoofing vulnerability. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2021-38650. Note To apply this security update, you must have the release version of Office 2016 installed on the computer.

Overview. Account has been locked. Microsoft account. If you tried to sign in to your account and received a message that it's been locked, it's because activity associated with your account might violate our Terms of Use. How to unlock your Microsoft account. To unlock your account, sign in to get a security code. Tips: