PSP 6.61 Infinity 2.0 Custom Firmware (CFW) Pack is a comprehensive software collection designed to unlock the full potential of all PlayStation Portable (PSP) models. Created by prominent modder MrMario2011 , this "exclusive" pack streamlines the installation of Infinity 2.0 combined with popular custom firmwares like Core Features and Benefits Universal Compatibility:
Unlike older mods, this pack works on every PSP model, including the 1000, 2000, 3000, , and the previously difficult PSP Street (E1000) Permanent Modification:
The "Infinity" tool allows the custom firmware to stay active even after the console is fully powered off or the battery is removed. Safety Improvements:
Infinity 2.0 removes the need for "hybrid firmware," significantly reducing the risk of "bricking" (permanently breaking) the console during the flashing process. Unlocked Functionality:
Once installed, users can run homebrew applications, back up UMD discs to a memory stick, use custom themes, and install plugins. Pack Contents
MrMario2011’s pack typically includes several essential tools pre-organized for easy installation: Official Firmware (OFW) 6.61: To ensure the system is on the latest base software. Chronoswitch Downgrader:
A utility used to safely clean or revert firmware if an older modification is already present. Infinity 2.0 Installer:
The core tool that injects the permanent exploit into the boot chain. CFW Installers:
files, giving users a choice between the two leading custom firmware versions. How to Update an Infinity Modded PSP to Infinity 2.0
PSP 6.61 Infinity 2.0 CFW Pack is a comprehensive software bundle popularised by the modding YouTuber MrMario2011
that allows users to install permanent custom firmware (CFW) on virtually any PlayStation Portable model. What is the Infinity 2.0 CFW Pack?
This pack is designed to solve the "temporary" nature of traditional PSP jailbreaks. While standard CFW often requires users to re-run a "Fast Recovery" app every time they power on their console, the Infinity 2.0
tool—originally developed by Davee—allows the custom firmware to persist even after a hard reboot or battery removal. Key Features of the Pack Universal Compatibility
: Works on PSP 1000, 2000, 3000, and PSP Go models. (Note: Some sources mention it may not support the PSP Street E1000). Firmware Support : Optimized for official Sony firmware (OFW) versions Custom Firmware Options : Most users use this pack to permanently install Safety Tools : Often includes the Chronoswitch Downgrader
, allowing users to safely revert to official firmware if they encounter errors during the process. Typical Installation Workflow As outlined in MrMario2011’s tutorials , the process generally involves:
If you’re looking to unlock the full potential of your PlayStation Portable, MrMario2011’s 6.61 Infinity 2.0 CFW Pack is the gold standard for a clean, permanent setup. psp 661 infinity 20 cfw pack by mrmario2011 exclusive
This exclusive pack streamlines the process of installing Custom Firmware (CFW) using Infinity 2.0, the most stable method for ensuring your PSP stays "jailbroken" even after a full reboot. What’s Inside the Pack?
This curated bundle removes the guesswork by providing the exact files needed for a seamless installation:
6.61 Official Firmware (OFW): The foundation for the install.
Infinity 2.0 Core: The "permanent" patch that works on every PSP model (1000, 2000, 3000, and Go).
PRO-C2 or LME CFW: The custom engines that run your homebrew, emulators, and ISO backups.
Version Check Fixes: Ensures you don't run into "software is already updated" errors. Key Benefits
Permanent Boot: Unlike older "Low-Entry" hacks, you don't have to re-run an app every time you turn your console on.
Universal Compatibility: This is the "one size fits all" solution for the PSP lineup, including the notoriously difficult E1000 (Street) and late-model 3000s.
Stability: MrMario2011 is known for vetting files to ensure they won't "brick" your handheld, provided you follow the steps. How to Use It
Prep: Format your Memory Stick Pro Duo (or microSD adapter) via the PSP.
Transfer: Copy the folder structure from the pack directly to the PSP/GAME directory.
Update: Run the 6.61 update, then the Infinity 2.0 installer.
Configure: Use the Infinity app to "select" your chosen CFW (PRO or LME) to make it stick permanently.
A Note on Safety: Always ensure your PSP is plugged into a charger during the update process. A power loss during a firmware flash is the easiest way to turn your console into a paperweight.
To install the PSP 6.61 Infinity 2.0 Custom Firmware (CFW) pack, ensure your device is fully charged and you have a mini-USB cable ready. This guide follows the standard "permanent" installation method popularized by creators like MrMario2011. 🛠️ Preparation The "20" Standard The "20" in the pack
System Update: Your PSP must be running official firmware 6.61. If it isn't, download and install the official update first.
Storage: Format your Memory Stick Pro Duo in the PSP system settings to create the necessary folder structure.
Model Compatibility: This method works for all models (1000, 2000, 3000, Street, and Go). 📥 Installation Steps 1. Transfer Files
Connect your PSP to a PC and move the following from your CFW pack to the PSP/GAME/ directory on your memory stick:
Infinity 2.0: Place the EBOOT.PBP (use the "standard" version for 1000-3000/Street, or the "pspgo" version for the Go model) into PSP/GAME/UPDATE/. Pro-C2 Update: Place the proupdate folder into PSP/GAME/. 2. Run the Custom Firmware
Disconnect from the PC and go to the Game > Memory Stick menu on your PSP.
Launch the Pro Update (Pro-C2) and press X to install the CFW.
Your PSP will reboot. Verify in System Settings > System Information that it now says "6.61 PRO-C". 3. Make it Permanent with Infinity 2.0 Launch the Infinity 2 application from the Game menu. Press X to install Infinity, then press X again to reboot. Once rebooted, re-launch the Infinity 2 app. Press Left on the D-pad to enter the selection menu.
Highlight PRO CFW (a star should appear next to it) and press the Home/PS button to exit. ✅ Verification
Check your System Information one last time. It should now display 6.61 ∞ or 6.61 Pro-C2 ∞. Try a hard reboot (hold the power switch up for 10 seconds) to ensure the custom firmware stays active upon restart.
Here’s a concise, informative report on the “PSP 661 Infinity 20 CFW Pack by MrMario2011 (Exclusive)” — a well-known custom firmware package for the PlayStation Portable.
The "20" in the pack title usually refers to the specific build version of the PRO or ME firmware included. These builds are highly stable and correct bugs found in older versions (like 6.60 or 6.39).
Who is this FOR?
Who should AVOID it?
Bottom Line: If you follow MrMario2011’s video exactly as shown, you have a 0% chance of bricking. This pack takes the most stable PSP CFW (PRO-C2) and the most stable permanent patch (Infinity 2.0) and puts them in a tidy box. For the price of free (or the cost of a YouTube like/subscribe), this is the definitive way to soft-mod a late-model PSP in 2025. PSP 3000, Go, or Street owners who want permanent CFW
Recommended? Yes. Especially for PSP Go owners. It turns a digital-only handheld into a retro-emulation powerhouse with a permanent hack.
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MrMario2011’s pack differs from simply downloading the raw files. His "exclusive" version usually includes pre-configured folder structures, a specific flasher.prx, and an easy-to-follow .txt guide.
The Good:
COPY_TO_PSP/GAME. You literally drag and drop. No manual moving of EBOOT.PBP files between folders.bootloader_config.txt so you don't get a black screen on boot.The Neutral/Okay:
The primary selling point of this specific pack was the "Permanent" nature of the mod. Before Infinity, users were terrified of "bricking" their PSPs (rendering them useless) via permanent patches.
The Infinity pack mitigated this risk significantly. It included a "Chronoswitch" mechanism that allowed users to downgrade or switch firmware versions if they desired, and a recovery menu that was robust enough to save a semi-bricked console.
For the end-user, this meant:
The PlayStation Portable is a timeless device, but without CFW, it is locked in a time capsule of UMD spinning and limited PSN access. The PSP 661 Infinity 20 CFW Pack by MrMario2011 Exclusive is the master key.
By pairing Sony’s final firmware (6.61) with Davee’s permanent bootloader (Infinity 2.0) and MrMario’s flawless curation, you transform your PSP into an emulation powerhouse, a backup loader, and a plugin-enhanced gaming machine.
Final Checklist for Success:
Your PSP deserves to run at 20% more power (figuratively and literally). With the Infinity 2.0 threshold crossed, your handheld is now immortal. Happy gaming, homebrew heroes.
Note: This article is for educational and archival purposes. Always dump your own UMDs and use official backups of software you own. Respect the developers.
MrMario2011 is a prominent figure in the console modding YouTube community, known for his comprehensive tutorials and pre-packaged mod kits. While he did not code the exploits himself, his talent lay in curation and accessibility. He realized that while Infinity was the "Holy Grail" of PSP mods, the barrier to entry was too high for the average user.
The "PSP 6.61 Infinity 20 CFW Pack" was his solution. It was an "all-in-one" package that bundled the necessary firmware updates, the Infinity files, and the plugins required for a seamless installation.