Security Update

[Emy1]

What's the latest security update for galaxy A3 2017? 

[WildBerry]

You can see it on Settings > About Phone > About firmware (something like this name), and in down of that list you see date of security update

[WildBerry]

Latest Security update for A3 (2017) is the December 2018.

[Emy1]

I asked that because mine is October 2018 last update. since then, I haven't received any.

[prajjwal2]

you wont be receiving any updates until its necessary