While official support has ended, the community has preserved these crucial files:
You need the specific OS version for the STL100-2. Since BlackBerry officially shut down infrastructure in Jan 2022, official servers are down. blackberry stl100-2 autoloader
will show a fresh BlackBerry 10 setup wizard. First boot can take 5–10 minutes. While official support has ended, the community has
Disconnect the USB, remove the battery, reinsert it, and plug it back in. Alternatively, run the autoloader first, and then connect the device. While official support has ended