Your members have the ability to reset their account passwords themselves but if they're having trouble doing it, don't panic, it's easy enough to do within the Console.
The Steps:
1. Login to the Console.
2. Click on Engage and then Members down the left hand navigation.
3. Locate the member in question and click on their profile:
4. Click the three dots to the top right hand corner of the page:
5. Click Password Reset and an email with instructions will be on its way to your member.
Don't forget to tell your members to check their Junk folder too, just in case!