Quote:
Originally Posted by 2Wires
So if someone can exchange the image with a smaller one (filesize) and it works, then we know that there is no checksum.
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In my experiments, I tried to change 7 bytes in the logo part of navboot (just for testing checksum existance). After that Paint opened the logo (copied from navboot), but navi writes about error during update. I think, checksum control exists.