The system will detect the update version "4.91-HFW". Follow the on-screen prompts to agree to terms and install.
Run tools like multiMAN or webMAN MOD for advanced file management and system monitoring.
While HFW and PS3HEN allow you to access the PlayStation Network, using cheats, syncing illegitimate trophies, or modifying game files online carries a permanent risk of a console or account ban. Use PSN features at your own discretion. Share public link
: Because it is based on the 4.91 version, it allows users to maintain access to the PlayStation Network (PSN) and the PlayStation Store, though there is always a inherent risk of a ban when using modified software. Installation Process To use this file, users typically follow these steps: HFW-4.91.1-PS3UPDAT.PUP
Open the PS3 folder and create a folder inside it named . Rename your downloaded HFW file to exactly PS3UPDAT.PUP . Move PS3UPDAT.PUP into the UPDATE folder.
HFW 4.91.1 is your final firmware base. You will use it to run PS3HEN, which must be enabled each time you boot the console. 2. Format Your USB Drive
designed to look official to the PS3, but it retains the vulnerabilities needed to install (on compatible consoles). HFW Version: 4.91 Official Allows enabling HEN/Homebrew on 4.91 OFW. ⚠️ IMPORTANT: READ BEFORE INSTALLING The system will detect the update version "4
Plug the USB drive into the of your PS3 (the port closest to the disc slot).
: It allows users to sign into PSN and play online, though there is always a baseline risk of a ban when using homebrew on official servers. Pros and Cons Pros Compatible with every PS3 model ever made. Requires a secondary step (HEN installation) to be useful. Re-enables homebrew on the latest 4.91 firmware. Not a "Full CFW"; features like Cobra payloads are limited. Very low risk of bricking during installation. Must be re-enabled (HEN) every time the console reboots. Verdict
Installing the HFW-4.91.1-PS3UPDAT.PUP file changes the base architecture but will not visually change your dashboard yet. To complete the modification: Firmwares - ConsoleMods Wiki While HFW and PS3HEN allow you to access
The file HFW-4.91.1-PS3UPDAT.PUP is identified as version 4.91.1 for the Sony PlayStation 3 console. It is not an official Sony firmware. Its purpose is to allow exploitation and homebrew execution on compatible PS3 models while maintaining the ability to connect to the PlayStation Network (with risk).
: Its primary job is to replace the patched WebKit files from the official 4.91 firmware with versions from older firmware (like 4.82) that are vulnerable to the PS3Xploit toolset.
PlayStation 3 users who keep an eye on system firmware updates may encounter files named like HFW-4.91.1-PS3UPDAT.PUP. This post explains what that filename typically means, when and why you might see it, how to install it safely, and troubleshooting steps if something goes wrong.
To avoid bricking or corrupting your hard drive during installation, verify your downloaded file against these baseline parameters: How To Install PS3HEN on Any PS3 on 4.91 or Lower! (2025)
This comprehensive guide breaks down exactly what this firmware file does, why it is critical for modern PS3 modding, and how to safely install it. What is HFW-4.91.1-PS3UPDAT.PUP?