If you are on v4.53 of PoliteMail, any Admin can unlock users directly. If a user locks their account from entering an incorrect password too many times, follow the steps below:

    1. Go to your PoliteMail Settings > Users
    2. If the user is locked out, the ‘Enabled’ column will be unchecked

ENABLED

    1. Click on ‘Edit’ in the far right column, check the ‘Enabled’ box, then click on ‘Update’

Edit
Update

Then to reset the user’s password, double click on their name, click on ‘Password: Reset’ and ‘Send Setup Email? Yes, HTML format password reset.’
password reset