MTCB and MTCD explanation can be found on XDA Developers website:

https://forum.xda-developers.com/wiki/Hui_Fei_Type

The launcher you have pictured is the CarWebGurus launcher:

https://play.google.com/store/apps/d...bguru&hl=en_US

__________________

• 2004 E53 X5 3.0 ZSP (4/04 build date) Jet Black exterior/Sand Beige interior
• 2002 E46 325i ZPP (2/02 build date) Alpine White exterior/Hell Beige interior

Digital Competition Systems
The older I get... The faster I was...
No Fear