For users with later model PS3s (specifically "Super Slim" models or late Slim models manufactured after 2011), CFW is impossible to install permanently. However, HFW allows these users to run .
: Since HFW is 99% official code, system stability is identical to the official 4.91 firmware. Users generally report no increased crashing or UI lag compared to stock software.
If you are updating to maintain your jailbreak or enable a new one, follow these standard steps: Prepare the USB : Format a USB drive to Create Folders : Create a folder named , and inside that, a folder named File Placement : Move the HFW-4.91.1-PS3UPDAT.PUP file into the folder and rename it exactly to PS3UPDAT.PUP
Hold the power button down until the system turns on and turns off again.
Have you already or are you encountering an error?
The PlayStation 3 operating system looks for a specific directory path and a precise file name when updating from a USB storage device. The console will fail to recognize the update package if the file extension is duplicated, misspelled, or left with default download tags.
The system should identify the file as "4.91.1 Hybrid and Exploitable." Follow the on-screen prompts to install it. Step 3: Install via Safe Mode (Second Pass)
Installing this firmware file opens up your legacy hardware to a massive ecosystem of community software. Once installed alongside PS3HEN, it unlocks several major features:
Press simultaneously to prompt the console to scan the USB drive.
, which Sony patched in standard updates. This allows users to: Install PS3HEN (Homebrew ENabler)
HFW-4.91.1-PS3UPDAT.PUP File Type: PlayStation 3 System Update File (PUP) Report Date: [Current Date] Classification: Unofficial / Custom Firmware (CFW)
Plug the USB drive into the rightmost USB port of your PS3 (the port closest to the disc drive). Ensure no game disc is inside the console. Turn off the PS3 completely (red standby light).
, however, is a modified version of Sony’s OFW. It looks, installs, and functions exactly like the official update, with one crucial difference: it contains a small kernel-level exploit built-in. This exploit does not give you immediate hacking capabilities, but it allows you to run additional software (like a web-based exploit host) without needing a hardware flasher.