I have to import all the product image with responsive image layout for laptop, phone, ipad, etc. How to import the image by converting into the standard size and make those images are responsive?
Thumbnails are automatically generated in the required image sizes when customers access the storefront from devices with different screen sizes. Just follow the guidelines in this article:
https://docs.cs-cart.com/latest/user_guide/look_and_feel/logos_banners_images/images_for_store.html
How to import the product image in bulk?
Please check out the following article:
https://docs.cs-cart.com/latest/user_guide/manage_products/import_export/product_image_import.html