Google Tag Manager

Google Tag Manager is a free tool that allows you manage and deploy marketing tags (snippets of code or tracking pixels) on your website (or mobile app) without having to modify the code. ... Information from one data source (your website) is shared with another data source (Analytics) through Google Tag Manager

Introduction to Google Tag Manager- https://moz.com/blog/an-introduction-to-google-tag-manager

Sign into Google Tag Manager account from here- https://tagmanager.google.com and click on Create Account button.

Fill the required information, and choose Web (as platform) and click on create button.

Accept the Google Tag Manager Terms of Service Agreement, Tick the Accept checkbox at bottom and then click on Yes button on top

After accepting the Agreement, Tag Manager gives you installation code that you need to paste in your VINTCER website.

You only need the code that needs to be added in </head> of your website. Copy the header code (shown inside red circle in below image)

Open your VINTCER dashboard, from top bar click on setting and then choose Pro Settings

Paste the code inside Site header code and click on Save button

Thats it. Make sure to click on Publish button click Publish button after making the changes.

You can read more about Tag manager on Internet or here -https://www.orbitmedia.com/blog/what-is-google-tag-manager-and-why-use-it/