How To Reset the Android Car Radio Buttons / Key / Shortcuts of ESSGOO Stereo Unit
That side is based on ESSGOO AR9001 as an example, in fact, most of the Android system car audio and video equipment can be set with shortcut keys;
Although some steps are not the same, it can be used as a reference as a whole.
If you really can’t find the setting path, you can contact ESSGOO’s customer service anytime~
More information here for the Key / shortcuts setting :