tips s9

How to login 2 Facebook accounts on Galaxy S9 / S9 +
dual messenger on s9 / s9 + will help users log in 2 accounts at the same time, such as using 2 facebook accounts, 2 zalo accounts, ...
How to accelerate Galaxy S9 extremely simple
providing too many effects on the device will also make the speed of galaxy s9 significantly reduced. so how to speed up galaxy s9?