Yes, syncing and functionality may stop working.

The channel developers.

Merchants may need to contact the developer or uninstall it.

Yes, through Shopify analytics and dashboards.

No, some may have subscription or transaction fees.

It provides access to additional sales channels.

Yes, depending on the sales channel integration.

Automatic syncing of products, inventory, and orders.

Yes, they expose products to larger audiences.

Yes, they expand brand visibility across platforms.