There are two ways to add contacts:
Click on Multiple Contacts and download the template file.
Open the downloaded file and fill the contact details. Save it
Please note that it is mandatory to fill the First Name, Country code, WhatsApp number and the variables in the csv file
Tags are just group names. Multiple tags can be added.
Upload the filled file and click on Add contact list.
Your contacts list is now successfully added .
Please note if you are receiving an error as shown below :
Data in the uploaded file is not in format. Check all the required fields are filled or not.