Within Outlook, all users needed UPN (User principle name) and their password to access their account, regardless of whether it is your mailbox, One Drive, Share point, etc. But you can also save outlook password at another place in order to keep it more secure or in case if you forget about the password. In addition, suppose if your outlook account get comprised, then what will you do? You don’t have another choice then to restore your compromised account properly then use another account in its place. For this, you can take assistance from the expert of Outlook Support. These professionals are available all the time to help the customers like you.