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.

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'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.

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

Under Send automatic replies inside your organization, enter the message to send while you're away. (You can use the formatting options for text alignment, color, and emphasis.) To set up automatic replies to other people, select Send replies outside your organization, then add a separate message for that audience.

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.

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.

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.

Microsoft Outlook automatically groups items by date. However, you can also group items manually by using standard arrangements or by creating your own custom grouping. While you may be most familiar with the default groups in your Inbox, these groups are also applied to other mail folders.

Import to Outlook app. Import contacts from a CSV file. Import email, contacts, and calendar from a PST file. Import contacts from an Excel spreadsheet. Import contacts from iCloud (vCard .VCF file)