Follow the guide below to delete AVADA Google Tag Manager

Automated uninstallation
At the Uninstall section, click Remove code button to delete app.


Manual uninstallation

STEP 1. REMOVE SOME THEME FILES

Remove below theme files from your theme:
snippets/avada-gtm-body.liquid
snippets/avada-gtm-head.liquid


STEP 2. REMOVE RESOURCES FROM YOUR THEME
Remove below lines in the screen shot