Download latest Android 6.0 stock firmware for Mecool BB2 Pro TV Box from here or here.
Download Amlogic USB Burning Tool v2.0.8 from here, here or here or download Amlogic Burn_Card_Maker v2.0.2 from here, here or here
Archive: Mecool BB2 PRO_S912_18022017
Model: Mecool BB2 Pro TV Box with 3GB RAM + 16GB ROM
Image file size: 533 MB
Platform: Amlogic S912
Image name: BB2_PRO-ota-20170218.095822.V0923.zip
Inside archive: firmware + factory_update_param.aml + recovery.img
Build numberȘ Amlogic/q20x/q20x:6.0.1/MHC19J/20170218.095822.V0923:userdebug/test-keys
Caution: Please update your tv box with much experience, if your tv box faces the problem like bricking, you can have a try with much experience. The firmware update process is done entirely at your own risk. Before updating, don’t forget to back up your data first.