. Unlike many Android phones, BlackBerry devices are built with a "Hardware Root of Trust" that makes installing custom ROMs like LineageOS nearly impossible for the average user. The Bootloader Obstacle
: Even if you attempt to flash a GSI version of LineageOS, the locked bootloader will block the installation at the partition level. Project Treble blackberry key2 lineageos install
A stranger leaned over. “Is that… a BlackBerry?” Project Treble A stranger leaned over
While a tethered version (requiring a PC to boot) was released earlier, more recent community reports suggest "clicks-only" unlocking is now possible for both the The Bootloader Breakthrough
The quest to install on the BlackBerry Key2 is a saga of overcoming high-security barriers . Long considered impossible due to its locked bootloader and "Root of Trust" security, the device has recently seen a breakthrough via community-driven exploits. The Bootloader Breakthrough