Google Tag Manager Datalayers

Configuration

Log into the admin panel:

1. Go to Stores -> Configuration
2. Go to Magespices -> GTM Data Layers
3. In General tab
   • Fill in GTM Identifier, which you may create here.
   • Select Product Identifier (SKU by default)
   • Fill Affiliation with desired value, it is the information that is sent on checkout success. Reference here.
4. In the Layers tab you may disable/enable any particular layer.