The Galaxy A3 (2017) is receiving its first security maintenance update in Europe. From what we can tell, the upgrade bundles all of the changes included in May's release — 54 patches provided by Google and 11 from Samsung — alongside a number of other performance and stability enhancements.
It's a little disappointing that Samsung wasn't able to roll out this month's maintenance update for the Galaxy A3 (2017), but we aren't going to complain as it's still nice to see the firm rolling out somewhat timely quarterly upgrades for its mid-range devices, even if they aren't the latest patches.
Read more: Samsung details contents of May security patch
You can check to see if the OTA is available for your handset by navigating into Settings, hitting Software Update, then tapping Download Updates Manually. If it's ready, you'll be prompted to download and install it, but if it isn't, don't panic. You'll receive a push notification when it reaches your unit.