Samsung Galaxy S25 Series and Foldable Devices Receive January 2026 Security Update

Samsung has begun rolling out the January 2026 security update for the Galaxy S25 series, including the S25 FE, Plus, and Ultra models, as well as the Galaxy Z Fold 7 and Flip 7. The update addresses numerous security vulnerabilities and improves system stability, with firmware versions BYLR for the S25 series and AYL3 for the S25 FE. The rollout started in South Korea and is expected to expand to other regions shortly.