Reset Microsoft 365 Password

This will show you how to reset your Microsoft 365 account password

Instructions

Go to https://portal.office.com and log into your Microsoft 365 account
Click on the upper left hand profile icon and click View Account
Within the Account overview, locate the Password tile and click on change password.
Enter your current password, then a new password (twice). Make sure your password adheres to our password requirements and guidelines located in the attached file or else you won't be able to change it.
After you hit "Submit" you will have to log back in to any M365 sessions you have open, such as your Office applications and your email on your mobile device.