Samsung Galaxy S9, S9+ and Galaxy Note 8 has received its April security patch couple of days back. Samsung is rolling out an update to the Galaxy S8 and Galaxy S8+. After Android Oreo update, Samsung Galaxy S8, S8+ receives its first minor update. Update brings the latest April Android security fixes, stability improvements of camera, Bluetooth, and Wi-Fi.
Galaxy S8 and S8+ update is currently rolling out in Germany and weighs 570 MB in size. Update carries the build number G950FXXU1CRD7 and G955FXXU1CRD7 for the Galaxy S8 and S8+ respectively. April 2018 security patch fixes seven critical Android vulnerabilities and eight fixes in Samsung’s software.
Head to settings-> software update -> Download update manually to download updates manually. It will take some days to receive the update if not received, as the update will be rolled out in phases.