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.

In new Outlook, open a new message or reply to a message. From Options > Show fields, select Show Bcc. Add the names of people you want on the Bcc line. Note: When you add someone's email address to the Bcc (blind carbon copy) box, a copy of the message is sent to that person.

Register the password reset verification method for a work or school account. If you forgot your work or school password, never got a password from your organization, or have been locked out of your account, you can use your security info and your mobile device to reset your work or school password. Your administrator must turn on this feature ...

When you receive an invite to a meeting, you can join from your Teams calendar. If someone sends you a meeting invite in Chat, select the link > Join now. In Teams, select Calendar to see your meetings. Find the meeting you want to attend and select Join.

If you're having problems with two-step verification on a personal Microsoft account, which is an account that you set up for yourself (for example, danielle@outlook.com), see Turning two-step verification on or off for your Microsoft account.

We've put together this article to describe fixes for the most common problems. Your Azure Active Directory (Azure AD) organization can turn on two-step verification for your account. When two-step verification is on, your account sign-in requires a combination of the following data: Your user name. Your password.