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.

Here's how to unblock your account. Note: If either your Outlook.com mailbox or your OneDrive storage is full, you cannot send or receive email. Check your Outbox or your mailbox storage to see what's taking up space. Learn more.

The Phone Link supports messages sent by Short Message Service (SMS). It also supports Multimedia Messaging Service (MMS) messaging. You can still send your favorite photos and GIFs from your PC.

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

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

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

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

Open a service request in the Microsoft 365 admin center. This service is free. Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

You can start a one-to-one chat with SMS participants in Brazil, Canada, Colombia, Great Britain, India, Mexico, and the United States. SMS participants from other countries will receive an invite to join Microsoft Teams (free); once they join, you can start a chat with them.

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.