PNG files are natively supported by Android devices. Use Android’s Gallery app to view and edit PNG files.

What program will open a PNG file?

CorelDRAW Opens PNG Files and many more file formats.

Why can’t I open a PNG file?

Another possible reason is if the user is operating an outdated version of Windows 10 hence or the app, the default program might not support the file format. The latest versions of programs cannot open relatively old file formats. A version of Windows 10 has been attributed to why PNG files can’t be opened.