Samsung has rolled out the One UI 2.0 update for several Galaxy-A series smartphones. The company has now started rolling out the Android 10 and One UI 2.0 update for the Galaxy A40 smartphone. The update with software version A405FNXXU3BTB8 is rolling out in France. The size of this update is more than 1500MB. It comes with the March 2020 security patch.
CHECK THE ONE UI 3.0 ELIGIBLE DEVICE LIST
If you want to check for the update manually, just head into the device Settings, tap on the Software update and go for Download and install option.