This is a custom ROM for the Huami AmazFit Smartwatch 2 (A1609) and the (to be announced) international Xiaomi AmazFit STRATOS (A1619).
adb shell reboot bootloader fastboot devices fastboot getvar all fastboot oem unlock xxxxx # Factory Reset fastboot erase data fastboot erase cache fastboot reboot
push firmware
adb push update.zip /sdcard/ adb push recovery.img /sdcard/ adb push start_update.sh /sdcard/ adb push md5s.txt /sdcard/ adb root adb shell cd /sdcard/; sh start_update.sh
# avoid loop adb root adb shell rm /data/system/packages.xml adb reboot adb shell setprop persist.sys.language en adb shell setprop persist.sys.country US