That's not what I meant. Even if the image is fully opaque, it can contain alpha channel, and it always will if exported from Sketch. It's a different kind of file and not supported by some tools (like iTunes Connect), so we have to convert RGBA images from Sketch to RGB using other tools.
That's not what I meant. Even if the image is fully opaque, it can contain alpha channel, and it always will if exported from Sketch. It's a different kind of file and not supported by some tools (like iTunes Connect), so we have to convert RGBA images from Sketch to RGB using other tools.