" GTM no-script code not found: either missing or not in " I consider to incorporate the script during the header.tpl but there's no segment. Update: Issue was solved. I just use An additional addon and personalize hook to do it. Many thanks Ali Edited November 21, 2018 by QNP https://optimusbookmarks.com/story17751626/rumored-buzz-on-prestashop-google-tag-manager