If you held your camera rotated when taking a photo, the actual image data may be rotated. Some cameras say "just rotate this", but Inkbunny just looks at the actual data and doesn't do that. You have to load it into an actual image editor like GIMP and rotate it, then save it. Or hold your camera in the 'right' orientation.
If you held your camera rotated when taking a photo, the actual image data may be rotated. Some came