How to let users reset their own passwords in Office 365
Step 1 - Log into your Office 365 Management Area.
Step 2 - If required, expand the left menu by clicking
Show All.
Step 3 - Navigate to
Settings then click
Settings again.
Step 4 - Select
Security and Privacy then
Self-Service Password Reset.
Step 5 - Select
Go to the Azure portal to turn on self-service password reset.
Step 6 - Select
Users.
Step 7 - Select
Password reset.
Step 8 - Select
All then
Save.
Step 9 - When your users sign in to Office 365, they will be prompted to enter additional contact information that will help them reset their password in the future.
Note: Microsoft also has a guide on this subject, which you can view
here.
Additional Information
To modify the verification methods available, follow Steps 1-6 then click on Authentication Methods. Enable your required methods, then click Save.
To modify the time limits surrounding authentication information, follow Steps 1-6 then click on Registration. Modify as required, then click Save.
To change who is notified when a password is reset, follow Steps 1-6 then click on Notifications. Modify as required, then click Save.
