Make sure it is installed in the header of the site.
If you have a wordpress site, some plugins block our tag. (Rocket for example)
Try installing it directly in the html of the site or via GTM.
AdOpt also has a WP plugin for you to try.
If GTM (Google Tag Manager) was used, don't forget to set the trigger as "all pages".
Update your page and Clear your cache (CTRL + SHIFT + R), several bugs and site versions are updated daily, so it may be a fix that your cache did not access.
Does your website have the https protocol? If not, we recommend that you install it to improve security standards. You can find a free version at: https://letsencrypt.org/pt-br/
If the problem persists, please contact support via chat and/or you can open a ticket at this link, and we will respond as soon as possible!
- Send your login email and the URL of the website you need help.