What is GMS service?
The full name of GMS is GoogleMobile Service, which is Google Mobile Service.
GMS is the driving force for Google to develop and promote Android, and is the basis for running Google programs.
Level
According to GMS, Google grants varying degrees of authorization to Android mobile phones, and roughly divides mobile phone manufacturers equipped with Android systems into three levels.
1. Use the Android operating system for free, but does not embed GMS. Modern smart phones rarely do not embed this;
2. Embed some GMS services, but the phone cannot be marked with Google. Trademark, there is a manufacturer's service framework inside the mobile phone;
3. All GMS services are embedded, and Google trademarks can also be used, which have been reviewed and authorized by Google.
In mainland China, because GMS cannot operate normally, many manufacturers have made modifications to GMS after obtaining authorization from Google.
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