The BlackBerry Autoloader tool is run on the computer. It then communicates with the BlackBerry device to load the new firmware. This process can vary depending on the specific model of the BlackBerry device and the version of the Autoloader tool being used.
In the enterprise world, these files were the backbone of security and stability. If a device was compromised or experienced terminal software lag, a 15-minute session with an Autoloader would return it to a "factory-fresh" state, ensuring that the rigorous security standards BlackBerry was known for remained untainted by residual data or malware. The Legacy of the "Blinky" Green Light blackberry autoloader firmware file
BlackBerry Autoloader Firmware File