You must use a community-developed exploit script (often found on specialized Discord channels or ) to bypass the hardware-based root of trust. Files Needed: Unofficial LineageOS ROM zip (e.g., lineage-22.2-athena.zip Custom recovery image ( recovery-athena.img recovery-luna.img (extracted from the ROM zip). Tethering: Every cold boot requires running a run-twrp.bat run-boot.bat script from a PC while the device is in fastboot mode. General Installation Steps Enter Fastboot: Power off, then hold Power + Volume Down until the BlackBerry logo appears. Flash Boot/Recovery: Use a terminal on your PC to run fastboot flash boot recovery-athena.img Run Exploit: Execute the specific tethered exploit script (e.g., run-twrp.bat ) to force the device into the custom recovery. Sideload ROM: In recovery, select "Apply Update from ADB" and run adb sideload [ROM_FILE].zip on your computer. Factory Reset:
Due to the proprietary nature of the physical keyboard hardware, capacitive scrolling (using the keyboard as a trackpad) may have limited functionality depending on the specific LineageOS build used. blackberry key2 lineageos install
Connect the KEY2 to your PC. A prompt will appear on the phone screen asking to allow USB debugging; check "Always allow from this computer" and tap . Step 2: Unlocking the Bootloader You must use a community-developed exploit script (often
Before beginning, ensure your PC and BlackBerry KEY2 are prepared to avoid failure during the flashing process. General Installation Steps Enter Fastboot: Power off, then