Samsung Rolls June 2026 Patch to Galaxy S26 Series

Seoul got the first taste this week: Samsung has started pushing the June 2026 security update to the Galaxy S26 family. It’s a modest download with a clear purpose — close holes and keep flagship phones secure.

The patch, arriving initially in South Korea, targets the Galaxy S26, Galaxy S26+, and Galaxy S26 Ultra. The firmware carries the identifier S94xNKSS3AZF1 and weighs in at roughly 565.41MB. Behind the scenes, engineers have closed 45 security vulnerabilities that were present in earlier software builds.

Small download, meaningful fixes

Why does that matter? Because even routine updates can block exploits before they spread. If you own an S26 model, expect the rollout to move outward from Samsung’s home market over the next few weeks. To check manually, open Settings > Software update > Check for updates. Patience may be required; carriers and regions often stagger releases.

This update patches 45 security flaws and should reach global S26 owners in the coming weeks.

Also worth remembering: the S26 series is already part of Samsung’s broader software evolution. Last month the company opened the One UI 9.0 beta for these phones, bringing more customization tools and a handful of fresh features. Security patches like this one keep that new software safer as it reaches stable release.

Short version: if you see the download prompt, install it. It’s not flashy. It is necessary.