You will need:
A 64-bit Windows computer.
At least 20GB of free space.
A copy of the game THE iDOLM@STER: One For All (disc version or PSN version).
A homebrewed PS3 or the emulator RPCS3 on your computer (to play the game).
(Recommended) The latest update for the game (version 1.07). This can be downloaded on your PS3, or from the PlayStation servers using the links below.
Click here to download the update for the disc version
Click here to download the update for the PSN version
(Optional) DLC for the game.
Before starting, make sure you can boot up and play the unpatched game.
There are two different versions of the game: the disc version and the PSN version. They have different patching methods, so make sure you know which one you have.
If your game came on a PS3 disc, then it is the disc version.
If you purchased your game from the PSN store, then it is the PSN version.
You can also check which version you have by looking at the serial code. If you are using the emulator RPCS3, the serial code can be seen in the game list under the serial header.
The disc version has serial code BLJS10260.
The PSN version has serial code NPJB00611.