How to Google Tag Manager on a Website 

Google Tag Manager can be a great way to centrally manage several elements on your website, but the tag manager itself needs to be installed on your website first. Without this, none of the tags or triggers you configure will work.

1. Navigate to https://tagmanager.google.com/#/home and select your Workspace 

2. Click "Admin"

 

3. Click "Install Google Tag Manager

 

4. Click here to copy the script, then paste it at the top of <head> for all pages.

 

5. Click here to copy the script, then paste it at the top of <body> for all pages.