There are two primary methods to flash a BlackBerry 9790. The method is the easiest and recommended for bricked phones.
This article serves as the ultimate resource. We will explain what a flash file is, where to find the official stock ROM (Operating System), how to flash it safely using BlackBerry Desktop Software or Loader.exe, and how to troubleshoot common errors. By the end, you will know exactly how to bring your BlackBerry 9790 back from the dead.