Samsung firmwares, SM-A405FN (CAC) #2 | EN

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

• Improved stability. - Wi-Fi tethering
• Overall device performance has been improved.
• The security of your device has been improved.

One UI 3 Upgrade (Android 11)

One UI 3 is designed to help you focus on what matters. Our visual redesign has improved the places you visit the most, like the Home screen and quick panel, to reduce distractions, highlight important information, and make your experience more consistent. Performance improvements will help apps run quicker while using less battery power. And One UI 3 puts control in your hands with new privacy controls, one-time permissions, and enhanced Digital Wellbeing.

Scroll down for a full list of changes.

Visual design

We’ve refreshed the look and feel of One UI 3 in lots of ways, big and small, from new, more consistent icons to smarter organization of the quick panel and notifications. Motion is smoother and more natural than ever, with improved animations and haptic feedback for common interactions. And the interface responds to different screen sizes to provide the best experience on any device, whether it’s a phone,...

• The SIM card detection stability has been improved.
• The stability of Camera has been improved.
• The security of your device has been improved.

• Overall stability of functions improved.
• The stability of Wallpaper has been improved.

• The SIM card detection stability has been improved.
• The stability of Camera has been improved.
• The security of your device has been improved.

One UI 2 upgrade with Android 10

One UI 2 brings you Android 10, with exciting new features from Samsung and Google based on feedback from users like you.
We recommend that you back up your important data to keep it safe during the upgrade.
Some apps, including Calculator, Samsung Internet, Samsung Health and Samsung Notes, need to be updated individually after you update your OS.

Here's what's new.

Dark mode
- Enhanced image, text, and color adjustments for day and night environments.
- Darkened wallpapers, widgets, and alarms while Dark mode is on.

Icons and colors
- Clearer app icons and system colors.
- Improved layouts for titles and buttons to eliminate wasted screen space.

Full screen gestures
- Added new navigation gestures.

One-handed mode
- Settings moved to Settings > Advanced features > One-handed mode.

Device care
- The battery usage graph now provides more detailed information.

Digita...