You can fit double or triple the number of games onto your Memory Stick Pro Duo or MicroSD card.
You cannot legally download CSO files from the internet unless you own the original UMDs. To build a personal archive: cso psp archive
: It applies DEFLATE compression to standard ISO files, typically reducing file size by 40–60% . You can fit double or triple the number
If you’re looking to dive back in, here is the standard workflow for using files from a CSO archive: On Original Hardware (PSP 1000/2000/3000/Go) If you’re looking to dive back in, here
Always keep a master backup of your archive on an external hard drive, as online repositories frequently move or go offline due to copyright shifts.
Smaller files mean you can transfer games from your PC to your handheld device much quicker, whether via USB or local network transfers.
Click the input field to browse and select the source file from your drive. Choose your destination directory for the output file.
