Can Png Image Be Edited. Image edited is a decent online service not only for checking if the picture is photoshopped or not but also for learning its main info such as meta and exif data. Make the desired changes.
To save with layers so that copy may be changed again in the future save as a psd file. The main attributes of a png image are. If no try the next step.
To save with layers so that copy may be changed again in the future save as a psd file.
If no try the next step. Adjust crop add text convert and more. If no try the next step. If it unlocks then you can try editing and see if everything is all right.