Samsung Galaxy A40 Sm-a405fn R(android 11) (bit... -

Modernized UI with more consistent icons, a redesigned quick panel, and improved notification organization.

The Samsung Galaxy A40 (SM-A405FN) Go to product viewer dialog for this item. Samsung Galaxy A40 SM-A405FN R(Android 11) (BIT...

Easier adjustment of the Always-On Display (AoD) and Lock Screen settings. Hardware Specifications Modernized UI with more consistent icons, a redesigned

Improved autofocus and enhanced photo/video editor features. Firmware & "BIT" Revision Enhanced dynamic memory allocation

received its final major OS upgrade with , running Samsung’s One UI 3.1 . This update represents the peak official software for the device, as Samsung concluded support for this model in June 2023 . Firmware & "BIT" Revision

Enhanced dynamic memory allocation to help apps run more smoothly on the 4GB RAM hardware.

When looking for specific firmware, the "BIT" (binary) version is critical. You cannot downgrade a phone to a firmware version with a lower BIT number than what is currently installed.