To create a Google Tag Manager account, follow these steps:
- Go to the Google Tag Manager website (https://tagmanager.google.com/) and click the "Start for free" button.
 - Sign in with your Google account, or create a new one if you don't have one.
 - Enter your account name and choose your country. Click "Continue."
 - Review the Google Tag Manager terms of service and click "Create Account."
 - Set up your first container by giving it a name and choosing the type of content you want to track (e.g., web, AMP, mobile app). Click "Create."
 - Follow the on-screen instructions to install the Google Tag Manager code on your website or app.
 
That's it! You've successfully created a Google Tag Manager account and set up your first container. You can now use Google Tag Manager to add and manage tracking and marketing tags on your website or app.