1. Sign into https://www.office.com.
2. Click the ⚙️ gear icon to open Settings, then click “Update contact preferences”.
3. Click the ⚙️ icon at the top again. Click Contact Preferences. From the drop-down you may update your email address and phone number. Hit the Save button once finished.
4. To update your profile picture, click the Personal info tab on the left. Click the Change photo button to upload/choose a picture.