Next, you’ll need to download the jailbreak files onto your computer. You can check your PS3 model by looking on the back of your console for the model number.
This method works with all PS3 models including the newer slim and super-slim models. The first step is to check your PS3 model to ensure it is compatible with the jailbreak.
How To Jailbreak PS3 4.90 CFW with USB: Step 1: Check Your PS3 Model
