| OS Version | Radio Version | Notable Features | |------------|---------------|------------------| | 7.0.0.590 | 5.0.0.590 | Original release. | | 7.1.0.1098 | 7.1.0.1098 | Improved battery life, Wi-Fi calling. | | 7.1.0.1149 | 7.1.0.1149 | Last official OS for 9900. | | 7.1.0.1165 | 7.1.0.1165 | Leaked beta – stable. |
⚠️ Note: Autoloaders are carrier-specific? No – the 9900 hardware is identical across carriers; only the splash screen and default APN settings differ. You can flash any carrier’s autoloader.
Warning: This process will wipe all data. Contacts, messages, and memos will be lost unless backed up via BlackBerry Link (which no longer functions well on Windows 11).
Third-party autoloaders (e.g., from CrackBerry forums) are repackaged using RIM’s original signed components – they do not break the signature chain. blackberry 9900 firmware autoloader
You will need: A Windows PC (7, 10, or 11 works), a microUSB cable (data capable), and 15 minutes of patience.
Step 1: Prepare the device Remove your microSD card and SIM card. (This prevents a weird "Media Card Inserted" freeze during boot).
Step 2: Wipe the device (Optional but recommended)
Open the BlackBerry engineering screen by typing $ESCREEN? (Hold Shift, press $ E S C R E E N ?) in a text message draft. Go to Engineering Screens > OS Engineering > Wipe Device. Wait for "Device wiped" to appear. | OS Version | Radio Version | Notable
If you can't boot to do this, skip to step 3—the autoloader will wipe it anyway.
Step 3: Run the Autoloader
Right-click the .exe file and select "Run as Administrator."
Step 4: Connect the device A command prompt (black box) will open. It will say "Waiting for Device". Now, plug in your USB cable. Important: Do not press anything on the phone. If the phone is on, it will restart into "Boot ROM" mode automatically. ⚠️ Note : Autoloaders are carrier-specific
Step 5: The Flash (3-5 minutes) You will see a blue progress bar on the phone screen (not the PC). First, the loader erases the memory (this takes 60 seconds). Then, it writes the OS. Then, it writes the Radio (Cellular/WiFi firmware).
Step 6: The "JVM 104" Error (Don't panic) When the command prompt says "Finished!" and the phone reboots, you might see a black screen with a red "JVM Error 104". Fix: Pull the battery for 10 seconds, put it back in, and turn the phone on. It will now load the setup wizard.