All products are first added to Non Connected. Here you can edit the product, change the title, description, update the price. Click Edit in import list to make changes.
After you finish editing, click Save to Shopify. The product will be moved to Connected Products. Now It is available in your Shopify store too.
If you want to save all products at once, click Select all then Save to Shopify.
If you want to save certain products, tick them and Save to Shopify.
Click Safe for later to keeping the edited product in Dropwow without listing in Shopify. You can find these products in Non Connected then save to Shopify when you need.