Step 1
Sign in to your Winbounce account. In the case you don't have an account, create one.Step 2
Click the Domain settings, displayed at the top of the page. And, switch to the Tracking Code tab.
Step 3
A code will be displayed with a Copy Code button at the top right corner. Click on that button to copy the code.

Step 4
Now open your filezilla and go to catalog > view > theme > your theme name > template > common and edit the header.tpl file. If you have cpanel than you can go to the same directory structure and find the header.tpl file in your theme folder.
Step 5
Now add your code before closing the head tag in header.tpl file and save the file.