How to add tag on Inbox page

Step 1:

Go to「Inbox」and look click on the chatbox that you would like to tag

Step 2:

Click on the「Select tags」button and a dropdown panel will appear, you may choose previously created tag and tag the selected chatbox

Step 3:

or you may directly type and create a new tag

Step 4:

You may use the same way and tag the chatbox with more than one tag