The device’s screen flickered. The iconic BlackBerry logo—the cluster of seven dots—appeared, but instead of the familiar white background, the screen remained an ink-black void. The progress bar crawled forward with agonizing deliberation.
Performing a on the BlackBerry 9790 Bold is not merely about patching security vulnerabilities; it is about revitalizing device performance, improving radio frequency (RF) stability, extending battery life, and unlocking hidden features. This article provides an exhaustive, step-by-step walkthrough of the firmware update process—from preparation to post-installation optimization.
There are two primary methods to update the firmware on your BlackBerry 9790 Bold
For the 9790, a firmware "change" usually refers to moving from a carrier-branded version (like AT&T or Vodafone) to a "Debranded" or "Vendor-Free" version. The benefits are immediate: Removal of Bloatware: Firmware Change Update on BLACKBERRY 9790 Bold
The specific OS 7.1 bundle for the 9790 (usually an .exe file provided by carriers).
is charged to at least 80% to avoid power failure during the update.
The process takes roughly 10 to 20 minutes. Your device screen will show progress bars, turn off, and reboot multiple times. until the Loader tool on your computer screen says the operation was successful. Troubleshooting Common Update Issues The device’s screen flickered
Later firmware builds patched many of the "Memory Leak" issues that famously caused older BlackBerrys to slow down over time. The OS 7.1 Advantage If your 9790 is still running base OS 7.0, the jump to is the most significant update available. It introduced Mobile Hotspot
3. Method 1: Using BlackBerry Desktop Software (Standard Update) This is the safest method for a standard version bump. Connect your BlackBerry 9790 to your computer via USB. Open .
For more advanced users, especially those looking to install a specific OS version not offered by their carrier or to perform a clean installation, manual flashing using the BBSAK tool is an option. This method involves fully wiping the device and installing the new firmware from scratch. Performing a on the BlackBerry 9790 Bold is
Immediately after the setup wizard completes:
"Changing" firmware often involves installing a version from a different carrier (De-branding) to remove startup logos or add specific language packs.
There are two primary methods. Method 1 is recommended for advanced users; Method 2 for those with less patience.
This firmware cannot be downgraded to versions earlier than 7.1.0.900 due to security lockstep changes.
The most infamous error on a BlackBerry is the 'Reload Software' Error 507. This means the operating system on your device is missing or has gone bad. To fix this: