Samsung begins September 2026 security update for Galaxy Z Fold 8

Samsung has begun rolling out the September 2026 security update for the Galaxy Z Fold 8 and Galaxy Z Fold 8 Ultra. The rollout is reportedly starting in South Korea, with other regions expected to receive the update in the coming days via a staged release.

The update is approximately 1GB in size and includes a total of 90 security fixes. This includes 58 fixes from Google, 18 of which are classified as critical and 40 as high risk. Additionally, the patch contains 31 fixes from Samsung Mobile, 2 of which are critical and 3 are high risk, along with one high-risk fix from Samsung Semiconductor. The update is a pure security patch and does not introduce new features or user interface changes.