Samsung firmwares, SM-G991U (CHA) #4 | EN

• Overall stability of your device has been improved.
• The security of your device has been improved.

• Overall stability of your device has been improved.
• The security of your device has been improved.

One UI 4 Upgrade (Android 12)

One UI 4 brings you a wide array of new features and enhancements for your Galaxy devices. More intuitive, more fun, more secure, and easier than ever.

Check out the changes below.


Color palette

Customize your phone with unique colors based on your wallpaper. Your colors will be applied to menus, buttons, backgrounds, and apps throughout your phone.


Privacy

One UI 4 offers strong privacy protection to make sure your personal information doesn’t fall into the wrong hands.

Permission info at a glance
See when each app accesses sensitive permissions such as Location, Camera, or Microphone in Permission usage. You can deny permissions for any apps you don’t feel comfortable with.

Camera and microphone indicators
Keep prying eyes and ears away. A green dot will appear in the upper right corner of the screen when any app is using the camera or microphone. You...

• Overall stability of your device has been improved.
• The security of your device has been improved.

• Overall stability of your device has been improved.
• The security of your device has been improved.

• The performance of Camera has been improved
• Overall device performance has been improved.
• The security of your device has been improved.