Firmware Change Update On Blackberry 9790 Bold [top] Now

The Loader will detect your 9790 (even with error 507). Click Add to select the new OS. Ensure the box for "BlackBerry 7.1.0 System Software" is checked.

Still in the AppLoader folder, double-click Loader.exe . Do not use Desktop Manager’s automatic update.

Join the Legacy BlackBerry subreddit or the Pinstack.com forums. Search for "9790 Bellagio OS upgrade" to find archived discussions and signed firmware packages. Last updated: February 2026. Firmware links and tools are checked for validity. Use at your own risk; always scan downloaded executables with Windows Defender. Firmware Change Update on BLACKBERRY 9790 Bold

A successful firmware update can transform an aging 9790 from a sluggish, battery-draining handset into a responsive organizer and communication tool. It improves call clarity, stabilizes Wi-Fi, and even extends standby time to nearly 48 hours under light use.

While RIM no longer pushes updates, the community-driven knowledge of firmware modification ensures that the BlackBerry 9790 Bold remains viable. Just remember: back up, verify your firmware source, and never interrupt the radio stack write. With these steps, your 9790 will run better than the day it left the factory. The Loader will detect your 9790 (even with error 507)

Use JL_Cmder or BlackBerry Swiss Army Knife (BBSAK) to perform a full wipe. Enter wipe command. Your 9790 will show a "Reload Software: 507" error – this is correct.

Download from archive.org (version 7.1.0.42 B37). Install on Windows 7, 8, or 10 (Windows 11 requires compatibility mode). Still in the AppLoader folder, double-click Loader

Run the downloaded .exe firmware file (e.g., 9790_7.1.0.1098_P7.1.0.569.exe ). This extracts OS files to: C:\Program Files (x86)\Common Files\Research In Motion\Shared\Loader Files