To integrate Smartlook into your Joomla CMS, here check this video or else see steps below the video:
Step 1: Download extension
Download extension in .ZIP file.
Step 2: Upload & Install
Extensions > Manage > Install > Upload Package File > choose file and click Upload & Install
Step 3: Add module
1.] Extensions > Modules and click New
2.] Search for Smartlook.
Step 4: Settings
Your code is in Smartlook > Account > Sites > Tracking code.
1.] Set up extension as you see in screenshot below and click Save.
2.] Go to Menu Assignment, select On all pages and click Save & Close.
Step 5: Publish to activate
Click ✖ Publish item in order to get module on your site. If ok, you should see ✔ Published.
To see visitors on your website log in to Smartlook.