The below steps outline where to find the Google Tag Manager (GTM) container ID to install directly onto your website:
1. In Tag Manager, click Workspace.
2. Near the top of the window, find your container ID, formatted as "GTM-XXXXXX".
3. Click your container ID to launch the Install Tag Manager box.
4. Copy and paste the code snippets into your website as instructed in the Install Tag Manager box
The first code that reads <script> and </script> should be added directly into the head> section of the website, and the second that reads <noscript></noscript> should be added directly after the opening <body> tag of your website.