1- Click the Clients button from the menu after logging in to FieldPie.
2- Click on the client you want to edit the tags.
3- Click on the Edit Client Tags 
button at the right of the Client Tags area.
4- You can add or delete a tag from the 'Edit Customer Tags' pop-up.
5- You can also merge the tags into a title by clicking the MERGE button.
6- You can edit the client tag by clicking the SAVE button.