" GTM no-script code not found: both lacking or not in " I check out so as to add the script in the header.tpl but there's no section. Update: Dilemma was solved. I just use another addon and customise hook to make it happen. Thanks Ali Edited November 21, 2018 https://bookmarklogin.com/story17884012/rumored-buzz-on-prestashop-google-tag-manager