手機 - Unihertz Titan 2 (None-EEA) - 如何將W、A、S、D映射成UP、LEFT、DOWN、RIGHT

參考資訊：
https://xdaforums.com/t/how-to-make-files-in-system-writable.4514603/
https://xdaforums.com/t/guide-how-to-change-files-in-the-directory-system-with-magisk.4454489/
ihttps://android.stackexchange.com/questions/255964/flip-right-shift-and-cursor-up-keys-for-external-usb-keyboard-on-android

/data/adb/modules/playstore/system/usr/keylayout/TitanKey.kl

key 17    DPAD_UP
key 30    DPAD_LEFT
key 31    DPAD_DOWN
key 32    DPAD_RIGHT