Google Tag Manager tutorial for beginners (2025)

Learn Google Tag Manager in 40 minutes
Tired of paying monthly for a cookie banner? ►► Get my FREE cookie banner here: leonkorteweg.com/cookie-banner

Do you want to learn Google Tag Manager? Perhaps you've been outsourcing Tag Management to someone else and to want to learn more. Maybe you've just created a new website and want to start tracking site visitors. Or maybe you're starting out in online marketing and want to be able to set up conversion tracking yourself.

In this Google Tag Manager tutorial we go over all the steps required to set up GTM on a new website. We will open up an account, install it on a site. After that you'll see me set up Google Analytics, Google Ads and Meta Ads and you'll learn how to track conversions on your site. Lastly we will install a cookiebanner to make the setup privacy-friendly and you'll learn how to publish your new tracking setup to your website.

Links mentioned in the video:
Grow your traffic cheatsheet: leonkorteweg.com/cheatsheet
Cookiebot (affiliate): www.leonkorteweg.nl/link/cookiebot
Tag Assistant Companion: chromewebstore.google.com/detail/tag-assistant-com…
Meta Ads Pixel Helper: chromewebstore.google.com/detail/meta-pixel-helper…
Conversion Linker: support.google.com/tagmanager/answer/7549390?hl=en

Chapters:
0:00 Intro
0:38 Welcome
1:09 Open an account
3:41 Install Google Tag Manager on your site
7:16 How GTM works
8:02 Add a cookie banner (Cookiebot)
13:16 Install Google Analytics
17:02 Set up a conversion event
22:42 Install Google Ads tags
28:33 Install Meta Ads tags
32:13 Use the Consent Overview
35:04 How to test your setup
38:57 Publish your changes
39:50 Close