Using this chrome extension you'll be able to download any image: PNG, PPG, WebP.
Using this chrome extension you'll have ability to save any image as any type you want: PNG or JPG or WebP easily.
How this extension working:
1.After installing "image saver" extension in chrome store.
2.Go to image you want to save in your device and open contextmenus.
3.you will see the extension's options.
4.click on type you want to save your image as.
5.it'll be saved in your device fastly.