: Turn off your Z10, then connect it to the PC via USB. The autoloader should detect the device and begin the flashing process automatically. Completion
Do you need help or finding the specific STL100-2 firmware version for your carrier? blackberry stl100-2 autoloader
is the "Global" 4G/LTE variant of the Z10, typically powered by a Qualcomm Snapdragon S4 Plus : Turn off your Z10, then connect it to the PC via USB