What is a brush kernel? What does Sony mt 15i brush kernel mean? CM？ Baseband? ICS？

Kernel: It is the core of the system. Brushing the kernel can realize overclocking (improving the performance and power consumption of the mobile phone) and can realize the operation similar to GHOst.

Brush the kernel is to brush other system cores, improve performance, and can achieve more functions.

CM: The full name of CM is CyanogenMod, which is a system made by a team of Android enthusiasts through the Android source code shared by Google. A system that is basically the same as Android, but different in function.

ICS: the code name of Google Android 4.0 system

Baseband: It is the frequency band of mobile phone signal. The reception frequencies of foreign countries (mainly 4G and 3G) and domestic countries (3G, E and G networks) are sometimes different. You can use it by brushing the baseband in China. Brush baseband can realize the function of signal and vibration enhancement of mobile phone.