Sharing a small TIP for admins searching a way to force password change without updating existing password.
Connect to the Tennant
Here is the command:
Connect-MsolService
Next run the following command updating the email address and He/she will be prompted to update the password.
Set-MsolUserPassword -UserPrincipalName USER@email.com -ForceChangePassword:$true -ForceChangePasswordOnly:$true
