Google Tag Manager

Google Tag Manager triggers: how to set up all pages
Google Tag Manager helps you manage analytics tags on your website without constantly changing its source code. It lets you track page views, button clicks, form submissions, and other visitor actions. However, to begin collecting data in the analytics system, you need to define the trigger conditions for each tag.

Tags in Google Tag Manager: setting up and testing
Google tags help track website visitor actions: page views, button clicks, form submissions, purchases, and other events. The data collected is used in Google Analytics 4, Google Ads, and other services to analyze traffic, evaluate advertising, and measure conversions.

How to set up Google Tag Manager?
Google Tag Manager helps you manage your website's analytics and advertising tags through a dedicated interface. Once the container is installed, you can make many changes without constantly editing the page source code, and you can test your settings before publishing.

Google Tag Assistant: Preview and Debug in GTM
It's best to test changes in Google Tag Manager before publishing the container. Even a tag that appears to be configured correctly may fire twice, trigger on the wrong event, receive an empty variable, or pass an incorrect parameter to Google Analytics 4. Preview Mode and Google Tag Assistant help you spot such errors during testing before they affect live data.

Google Tag Manager: what is it and how does it work?
A website often runs Google Analytics 4, Google Ads, contact forms, advertising pixels, and other services simultaneously. Each requires data on visitor actions. Manually changing the website code for each new event quickly makes analytics difficult to maintain.

Installing Google Analytics 4 via Google Tag Manager
Google Analytics 4 is conveniently connected via Google Tag Manager when you need to manage analytics without constantly editing your website's code. The GTM container is installed on your website once, after which you can add Google tags, GA4 events, ad pixels, and other tags through its interface. This approach simplifies checking changes and reduces the risk of accidentally leaving multiple identical counters on your pages.

DataLayer in Google Tag Manager: how it works and how to test it
Google Tag Manager can retrieve information about clicks, pageviews, and user actions directly from the website interface. This approach is often insufficient for orders, leads, products, logins, and other business events, as the required values may be missing from the HTML or may change with the layout.