How to change font or background?

[black703]

Hi everyone, kindly help me with this, how to edit this thing? since the font is barely unreadable. thanks in advance.

My Device:
- Android 6.0.1
- STB HG680P
- Amlogic SoC S905x

 

[B. Diddy]

Welcome to Android Central! Unfortunately, those no-name or off-brand Android TV boxes can be buggy, and they lack any support whatsoever. There may not be much you can do about that, assuming you've already looked through all of the system settings.