1. Sign in to your tyl.io account.
  2. Click on "Settings".
  3. Go to your brand settings by clicking on the "cog" icon.
  4. Click on the "General" tab.
  5. Click on the "Edit tracking ID" button.
  6. Insert your Google Analytics tracking ID into the Google Analytics Code field.
  7. Click "Save".

Don't have a Google Analytics account yet? See here how you can easily create one.