from Chiri_13 (translated):

With the departure of the new firmware 5.51 I have decided actulizar Update Trick.

:: Description:

Homebrew Update Trick is to simulate a higher firmware to us that neither the PSN, or the latest game demos and we ask our Actulizar keep 5.00 M33 or 5.02 GEN.

:: details::

Compatibility: The Homebrew works already been tested in the next Custom Firmware:

5.00 M33-3 / 5.00 M33-4 / 5.00 M33-5 / 5.00M33-6 / 5.02 GEN-A

NOTE: Does not work with firmware lower than 5.00 M33-3.

100% Compatible with PSP and PSP FAT MLIS

Simula / Firmware Restores following:

5.51 *
5.50 *
5.02 *
5.00 *

:: news::

* Emulates the new firmware 5.51.
* Translation into English.
* Improved Graphics.
* Improvements to the internal functioning.
* Now the background color is that we have put into the PSP.


:: Installation::

1-meter and Unzip in the folder PSP / GAME
2 - Enter the recovery and activate the "Use version.txt"