Samsung firmwares, SM-J400F (XXV) #2 | EN

Upgraded One UI for Android Pie
One UI brings you Android Pie, with exciting new features and a whole new look and feel based on feedback from users in Samsung and Google.
We recommend that you back up your important data to keep it safe before the upgrade.
Some apps, including Calculator, Samsung Internet, Samsung Health, Samsung Notes, and Samsung Members, need to be updated individually after you update your OS.
To use the Remote unlock function in Find My Mobile on an Android Pie device, the screen lock password (or PIN/pattern) backup process is required. So please make sure that you remember the screen lock password (or PIN/pattern) before starting the update process. If you've forgotten the password (or PIN/pattern), reset it before starting the update process.

Here’s what’s new.

One UI
- Content, settings, and other information have been reorganized to keep you focused on the task at hand.
- Interactive elements have been moved to the bottom of t...