Upon hovering over an image in your board, you will see a list of icons appear on the right. Go to the 3rd option - EDIT.
ohoti.png 176.9 KBA photo editor will open which will give you have multiple options for enhancing your images.
photo.png 243.79 KBWhen you are done editing the image, you can click ‘Save’ on the top right. It will redirect you to the board.