This a follow up to the how to rip psp UMDs and now that you have your ISO file you have to edit it to your liking and this is just how to do it.
With the new UMDGen software you can do whatever you wish with the ISO including the following
Compress the ISO to CSO and DAX format and decompress from the latter
Remove the UPDATE file to reduce size
Remove padding to reduce size and many more features
DOWNLOAD it from here
