Major Google Tag Manager Update: Optimized Tagging Experience

If you opened Google Tag Manager recently, you might have noticed a new Settings section, a diagram of your Google tags, and an invitation to optimize your container. There are also changes to the tag types you use for Google Analytics and Google Ads. In a nutshell, Google is bringing Google tag and Google Tag […]
Julius Fedorovicius
In Google Tag Manager Tips

“_Tagging Activity Tag” in Google Tag Manager Preview Mode

If you have opened Google Tag Manager’s Preview mode and see a weird “Unknown tag” saying something like “_Tagging Activity Tag 752 Named Tagging Activity 742”, you’ve come to the right place. In this quick guide, I will explain what it is. Long story short: nothing is broken in your container; it works fine. Based […]
Julius Fedorovicius
In Google Tag Manager Tips

Google Tag Manager Preview Mode Not Working? 26 Ways To Fix It.

Updated: October 12th, 2026 Is Google Tag Manager Preview Mode not working? I’m pretty sure we’ve all been there at least once. You click the ‘Preview’ button, but the debug panel doesn’t work on your site, shows ‘Not Connected’, or maybe it connects but doesn’t update when you navigate pages. It’s a common headache! Usually, the […]
Julius Fedorovicius
In Google Tag Manager Tips

Complete Google Tag Manager Data Layer Tutorial

Updated: October 12th, 2026 Data Layer is one of the main Google Tag Manager concepts, which ensures maximum flexibility, portability, and ease of implementation. Without it, there would be no variables or triggers in GTM, no tags would be fired. It keeps your tag management running properly and is the key to unlocking Google Tag […]
Julius Fedorovicius
In Google Tag Manager Tips

Google Tag Manager Container Code. In <head> or <body>?

Updated: October 7th, 2026 Google Tag Manager official recommendation states that in order to install it you need to place the <script> code somewhere in the website’s <head> and the <noscript> part should be added immediately after the opening <body> tag. But what should you do if a performance-obsessed developer does not agree to follow these instructions? What […]
Julius Fedorovicius
In Google Tag Manager Tips

Track Contact Form 7 with Google Tag Manager and GA4

Updated: October 7th, 2026 Contact form 7 is yet another pretty popular form plugin for WordPress. What do good marketers do with forms? They track submissions with Google Analytics 4 and then measure the overall performance: where do those conversions come from? Which forms perform better? etc. Nowadays, one of the most popular ways to track […]
Julius Fedorovicius
In Form Tracking Google Tag Manager Tips

Google Tag Manager Video Tracking Guide: Beyond Youtube

Updated: October 7th, 2026 Tracking pageviews is far from enough to understand what website visitors are doing on your site. You should also consider other interactions, such as clicks, views of particular elements, video interactions, etc. In today’s landscape of video players, the most popular embedded video player is Youtube (I have no stats to […]
Julius Fedorovicius
In Google Tag Manager Tips