I currently have my psp running 3.03 OE-B. Now I'm not sure if this version runs sub icons, or the custom volume indicator. Can someone please point me to the right direction. Now I heard some versions of the custom firmware don't allow you to run some homebrew. Now that would be a problem in my case, because I have a few emulators with tons of roms. I wanted to use this theme.
Or this one