6 - Copy the contents of the folder MS_ROOT from the 3.03 downgrader ZIP to
the memory stick
7 - Unzip the 1.50 update to a temporary folder. Rename the EBOOT.PBP to
UPDATE.PBP and copy it to :/PSP/GAME/UPDATE/ . DO NOT
OVERWRITE PSP/GAME/UPDATE/EBOOT.PBP!
9 - It should get to loading savegame, then the screen will clear to black and fill with a light blue colour, then the PSP will reset itself (if
this does not happen see section below)