If you are reading this, you probably still have a soft spot for the BlackBerry 9720. With its classic QWERTY keyboard, the satisfying click of the trackpad, and that sturdy, pocket-friendly design, it remains a nostalgic favorite for many.
However, anyone who has tried to load games onto a legacy BlackBerry OS 7.1 device recently knows the struggle. The old App World is long gone, many developers have pulled their signed files, and finding games that actually launch without a "License Error" or a missing screen issue is a challenge.
Today, we are looking at "Fixed" games—titles that have been patched, preserved, or simply designed to run perfectly on the BlackBerry 9720’s unique 480x360 screen resolution without crashing.
The .COD files you find on ancient forums might be truncated or downloaded incorrectly. One wrong byte, and the installation fails.
The solution did not come from BlackBerry (now defunct as a handset maker) or major developers; it came from hobbyists, archivists, and enthusiasts on forums like CrackBerry, Reddit’s r/BlackBerry, and dedicated GitHub repositories. The "fix" is a multi-pronged approach: blackberry 9720 games fixed
Patch Certificates via BBHTools: The most critical breakthrough was the development of patching utilities such as BBHTools and BlackBerry Swiss Army Knife. These tools allow users to remove or replace expired security certificates from .cod files before sideloading them via a USB cable and the BlackBerry Desktop Manager. By clearing the system’s date-check requirement, patchers restored functionality to hundreds of classic games.
Sideloading Repositories: Since App World is dead, archivists created offline repositories of verified, patched games. Websites like BBOS Archives and BerryLoader host fixed versions of titles like Need for Speed: Undercover, Tetris, Sonic N, and the legendary BrickBreaker Deluxe. These are distributed as .alx and .cod bundles that install perfectly on the 9720.
Native Resolution Wrappers: Developers designed lightweight wrapper scripts that force games to render in the 9720’s native resolution without stretching. By modifying the game’s manifest file to include 480x360 scaling flags and disabling touch overlay prompts, these wrappers eliminate graphical glitches.
Performance Tweaks (Overclock Patches): The 9720’s 806 MHz processor had trouble with 3D titles. Community fixes include adjusting the Java thread priority via hidden engineering screens (ESCREEN) and applying micro-patches that reduce particle effects and background processes, resulting in a stable 25–30 FPS for racing and action games. Retro Revived: The Best "Fixed" Games for the
While many puzzle games exist, the EA version of Bejeweled 2 was optimized for the trackpad navigation. The gems slide smoothly, and the explosions look vibrant on the 480x360 display.
Here is a verified list of games that users have successfully fixed. Search for these exact titles plus “BBOS 7 COD pack”:
| Game | Original Error | The Fix Applied |
| :--- | :--- | :--- |
| BrickBreaker | Preinstalled, but missing after wipe | Download brickbreaker_9720.cod + install via loader |
| The Sims 3 | “Error starting: Module ‘sims3’ not found” | Install shared EA library pack first |
| Need for Speed: Undercover | “Invalid COD file” | Re-sign COD with updated dummy cert |
| Asphalt 6: Adrenaline | “App Error 523 - Reset” | Install Gameloft proprietary drivers (gameloft_gl.cod) |
| Tetris | “JAD missing attributes” | Manually edit JAD to include MIDlet-1: line |
| Bejeweled 2 | “Uncaught exception: Java.lang.NullPointer” | Disable compatibility mode in app properties |
| Monopoly (EA) | “Purchase required” (even if owned) | Install offline-patched COD |
| Sudoku (Mobigames) | “BlackBerry World required” | Extract from old backup using BB Save Data tool |
| Prince of Persia | “Screen flickering” | Force 320x240 resolution via developer options |
| Bike or Die | “Network error on start” | Set APN to disabled in TCP/IP settings |
You cannot talk about BlackBerry gaming without Brick Breaker. While newer versions exist, the classic "fixed" legacy version is the one you want. It requires no internet connection, runs at a perfect frame rate on the 9720, and uses the trackpad for precise control. The Fix: Community-Driven Solutions The solution did not
If you are determined to use this device for gaming, here is what the "fixed" landscape looks like today:
BlackBerry Support: If the problem persists, consider contacting BlackBerry support or visiting a BlackBerry authorized service center.
Game Developer Support: Reach out to the game developer's support for issues specific to the game.
If you see “The application was signed with an expired certificate”, here is the only working solution for the 9720:
Options > Date & Time > Set the date back to 2013 (e.g., January 1, 2013).Warning: Don’t browse the modern web with the date set to 2013 – HTTPS certificates will break.