How to Downgrade PS3 With TI Calcutator
- 1). Download the "3.41 PUP" and "Lv2Diag.self" files onto your computer, then insert a USB cable into the "USB" port on your TI series calculator and then plug the other end of the USB cable into an available USB port on your computer. A folder for the TI calculator will open on your desktop.
- 2). Drag and drop the "3.41 PUP" and "Lv2Diag.self" files into the TI calculator folder, then remove the USB cable for the TI calculator from the computer and insert the card into the first USB port on your PS3 console.
- 3). Press the "Power" button on the PS3 system to turn it on. You will see a black screen while the PS3 HDD reads the downgrade files and installs the downgraded firmware. In about four minutes, the green light on the console will begin flashing and the system will turn itself off.
- 4). Unplug the USB cable for the TI calculator from the PS3, then press the "Power" on the PS3 to turn it back on.