I looked into this just now since upon checking I have the same firmware version 12.0.6.0 and I found that there is a much updated stable release 12.5.6.0 in sourceforge. I downloaded xiaomi.eu_multi_HMK20ProMI9TPro_V12.5.6.0.RFKCNXM_v12-11.zip and installed it just fine and immediately went...