To edit PNG files, the XnView program just mentioned can be used, as well as the Paint program included in Windows, the popular GIMP utility, and Adobe Photoshop.

Change File Extension To easily convert JPEG (or JPG) to PNG, PNG to JPEG, or Google's WebP web file format to JPEG or PNG in Windows, open File Explorer, and make sure the box next to File name ...

Looking to convert PNG to JPG/JPEG on Windows without the internet? Here are three ways to do it. We'll walk you through each method so you can choose the one that's best for you.