: The command prompt window will change to show progress percentages (e.g., Writing system partition ). Do not touch the cable or the phone during this phase.
The process takes about 10–25 minutes. The command prompt window will close automatically, and the phone will restart.
This is the only 100% method. The original owner can log into their BlackBerry ID account (via the web, if still possible) and remove the device from their list. Then, your Q5 will not trigger anti-theft on next setup.
Switch your "bricked" phone on and go through the setup wizard until you get to the "The anti-theft protection feature is on" screen.
Before starting the firmware removal process, gather the following necessary tools:
This method involves flashing an older version of the OS (like 10.3.1) that does not enforce the anti-theft check as strictly as later versions.