Downgrade PSP to 1. Patch Starship Troopers Windows 7 here. 50 Below are complete instructions on how to change your PSP's firmware from the official version to a custom version. The origanal source can be seen here at: Follow all the instructions shown on my video tutorials, also charge the PSP's battery 100% before beginning Upgrading / Downgrading your PSPs firmware will write to the 'flash memory' of your PSP.

You will not be able to go back to an Official Firmware above 1.50. Firmware 1.50 Update EBOOT. You should have a Firmware 1.50 PSP. [Guide] The Best 1.50 PSP Written By Fr@nkie Follow these instructions and you will have the best PSP in the world! This guide covers Custom. You will not be able to go back to an Official Firmware above 1.50. Firmware 1.50 Update EBOOT. You should have a Firmware 1.50 PSP.

There is a very small risk of bricking your PSP when writing to flash memory. All downgrades should be successful if you follow the instructions carefully and correctly. Although you may be one of the unlucky few that the downgrade fails on. By following this guide you understand the risks you are taking with your PSP. Formatting your memory stick will erase ' everything' on it. Please make a backup copy of any important files to your computer before you continue.

Ps3 System Software Update 3.30 here. (Like the savegames in your PSP SAVEDATA folder and any video / music / pictures you may have.) Note: After installing the required files to your memory stick, wait for about 1 minute before closing the USB connection and disconnecting the USB cable, Sometimes windows will keep the data in memory and will write that data to the memory stick even after the installation looks like has successfully finished. When downgrading to 1.50, you will not be able to go back to an Official Firmware above 1.50. Any damage done to your PSP is your responsibility and not The Gizmo Shack or any of its employees. You MUST understand this before continuing. Required Files: Official Sony Update EBOOT for the firmware you want to upgrade to. Firmware 1.50 Update EBOOT: Download: Mirror: Firmware 2.00 Update EBOOT: Download: Mirror: Firmware 2.71 Update EBOOT: Download: Mirror: Firmware 2.80 Update EBOOT: Download: Mirror: Firmware 3.03 Update EBOOT: Download: Mirror: Firmware 3. Winning Eleven 8 Update 2013. 50 Update EBOOT: Download: Mirror: ______________ Firmware 3.50 to 1.50 Downgrader: Download: (this file was replaced with an unverified file after zshare.net removed the original. Please read documentation thoroughly and accept the risk before using this program) Mirror: ______________ • If you have Firmware 3.51 or higher: • You are not able to downgrade or install custom firmware on your PSP.