Seed problem

[gopalkarmakarsnd]

How can i make my device fastest Samsung galaxy j3 pro

 

[Rukbat]

Use the back button to end all apps, don't use the home button.

Keep at least 800MB of storage free.

Don't run any apps from the SD card.

Don't run apps that keep running in the background unless you need them.

(And stay away from all battery saving or "RAM cleaning" apps.)