Huawei has pushed the EMUI 9.1 system for the Mate 20 series, and now the P20 series flagship has also been updated.

According to media reports, Huawei is pushing the EMUI 9.1 system for the P20 and P20 Pro. It is based on Android 9 deep customization, bringing a new GPU Turbo 3.0 system, EROFS file system, AI intelligent voice assistant, July 2019 security patch and more.

The most important point of this update is the EROFS file system. It is reported that EROFS is called the Extendable Read-Only File System (extensible read-only file system).

The main advantage is that the application starts faster and the random read performance increases by an average of 20%, up to 300%.Moreover, it also has the advantage of saving space, avoiding the stagnation of low memory, and even for the old models, which may be regarded as Huawei’s real scary technology.

In addition, the EROFS file system has better security and the system partition cannot be rewritten by third parties.