Here's the links I've been working with. I haven't experimented with it in a while
GpsPasSion Forums - Customizing NoName 7" GPS/DVD/RADIO/TV

[APP/SKN][Beta][CE 5.0/6.0] ceFFM - A Fingerfriendly Menu (Shell) for Sat Nav's - xda-developers

For Mr. Miata

https://www.eonon.com/Car-GPS/1-Din-...DVD/G1311.html

Don't buy the maps just download the files off of the forum above and you'll find even better maps. I'll answer what questions I can but I've been using my 7" tablet to run Torque pro.