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.

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.

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.

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

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

We know that having your account blocked is frustrating, but we also want to protect you from fraud or abuse. 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.

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

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.

Find your notifications. Windows 11 puts notifications in Notification Center—right on the taskbar—where you can get to them instantly. Notifications at a glance. Select the date and time in the taskbar to open the Notification Center.

Find the information you need to import to or exporting from Outlook, whether you're using Office 365, Outlook 2016, or a Mac.