Data Auto Sync
You can select options (Disable, Enable) for Data Auto Sync. If you select Enable, automatic data syncing of Shopify to HubSpot will take place.
If you select Disable, Shopify data like Customer, Product details, Order details will not be synced with the HubSpot account automatically.
Add those domain details that you want to prevent while syncing the data into the HubSpot account. You can put multiple domains separated by comma.