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.

Detailed information about downloading and using Microsoft Authenticator in China. The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Learn how to fix problems signing into your Microsoft account. Resolve password verification, locked account, and other Microsoft account login issues.

If you pre-ordered a game and want to cancel, you can do so up to 10 days before the game launches at: Order history. After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store.

Change or reset your Windows password. Accessing the account of someone who has died. Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Check this page for details on the status of Xbox features and functionality.

If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.

Check for Windows updates. Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

To turn Microsoft Defender Firewall on or off: Select Start , then open Settings . Under Privacy & security , select Windows Security > Firewall & network protection . Open Windows Security settings. Select a network profile: Domain network, Private network, or Public network.

Depending on your product and if it's still in support, Microsoft support experts are available to help you with a broad selection of support options and able to address product and service challenges for a more personalized experience.