Downgrade 6.3x to 6.35 Guide

This page will guide you on installing the custom Firmware Pro CFW 6.35 on your PSP3000 07g or 09g, and you currently have a firmware 6.36, 6.37, 6.38, or 6.39 installed on your PSP.

Important Note: This part of the guide is only for some recent PSP 3000 Motherboards (7g and 9g). If you have another type of motherboard, or if you’re not sure, try to downgrade to OFW 6.20 first. Come back to this page only of the downgrade to 6.20 failed (there is no risk)

Before you install Pro 6.35, you need to downgrade your 6.3x PSP to firmware 6.35. These steps are very easy to do:

Before installing a Hen, you need to downgrade your 6.3x psp to 6.35. To do so, please follow the instructions below.

• The first step is to update your PSP to Firmware 6.39 (Although this is not necessary in many cases because the downgrader works on a variety of firmwares, the goal of this page is to be as simple as possible, and have everybody in the same state before starting). You can find this firmware here .
• Your firmware must be upgraded to 6.39.
• To downgrade, download some1′s downgrader. You can download it here .
• extract the archive on your memory stick, run the Downgrader from your memory stick, and follow the instructions

Now, you should now be on OFW 6.35, then follow the instructions on how to install and run OFW Pro 6.35.