Why do some websites only allow you to see a small portion of the full size product image? [closed]

1. Why do I need to adjust the size of the image in my Web page?
2. Why does file size matter on a website?
3. What size should product images be on a website?

Why do I need to adjust the size of the image in my Web page?

By resizing and reducing image sizes, you make your website pages faster. User experience – good quality, impactful images helps visitors have a more engaging experience while they browse your website.

Why does file size matter on a website?

File Size Does Matter

Every time a new visitor opens your website, all the images and text within that website need to download the data that makes up those images and text from the internet to the viewer's computer in order to see what's there.

What size should product images be on a website?

Choose the right image dimensions

But the website builder typically recommends using 2048 by 2048 pixels for square product photos. These high-resolution images give your store a professional and well-rounded look, with great zoom capabilities.