Hey there everyone. I was very active on here, I was even a moderator for a short time, until a couple years ago. I no longer have a PSP, I haven't even touched one in probably more than a year, but a close friend of mine does. (older slim version- a.k.a. PSP 2001) I borrowed it for a few days and through my PS3 I downloaded a few a demos.
This is where my question comes in and I think it will be an easy one.
PSP has 4.01 M33-2 installed on it. (ancient I know) Some of the demos I just downloaded say to update to version 5.51 or higher for the demo to play.
If I do this update, will the ISO games still be able to play?
Does this update the custom firmware or reset the system to a SONY firmware version 5.51 or higher?
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