Penn's Office365 application suite is centrally administered by Information Systems and Computer (ISC).
Division of Finance ITS cannot manage your password or reset it for you.
To change or reset your Office365 password (the same as your PennKey password), go to https://weblogin.pennkey.upenn.edu/changeexpiredpassword and log in with your PennKey name and current password. Links are provided if you do not know your PennKey password and need to recover your account - Home | PennKey Support (upenn.edu).
The new PennKey Self-Service Password Reset (SSPR) process dramatically improves user experience with a modern, secure, easy-to-use reset application for forgotten passwords. You can register for the PennKey Self-Service Password Reset service by clicking on this website: https://www.isc.upenn.edu/pennkey-self-service-password-reset-sspr-project#Enroll