In order to access Embedded Layout.
Step 1:
Login to CometChat Admin panel.
Step 2:
From left menu click on "Settings->Install CometChat".
Step 3:
Search for "Embedded Layout"
Step 4:
Click on "Add to site button"
Step 5:
Click on "Generate Code"
Step 6:
Copy Html code which is in textarea.
Step 7:
Paste that code on your website page.
Step 8:
"Clear Cache" from CometChat Admin Panel.
Step 9:
Clear Your Browser Cache.