Here's how to add a Contact Record to a Group

Navigate to the Contact Record you wish to add to a Group. Contact > Contact Records 

1. Search for the Contact and click "Search".

2. Click "View Profile" to the corresponding Contact you wish to add.

3. Click "Add" under Groups.

3. Search for the Group and click "Search". Find the correct Group and click "Select"

4. Click "Add".

Learn more about Group Records.