First, you need to invite the client as a user to your account.
- Go to the User Page from the left menu panel
- Hover on the + icon, and click on Add New User
- Or, Click on the +New at the top menu bar & Select User
- Enter the email Id of your client & add him or her to the project you want
- Once you click on add, you can see the user profile in User page
- Click on the three dot icon & Mark the user as client
- After you clicked on “Mark as Client” you can see the user profile mentioned in the card as Client.