Samsung Starts December 2025 Security Update for Galaxy Z Fold 7 and Z Flip 7
The patch targets 57 vulnerabilities as availability begins in South Korea with wider release expected shortly.
Overview
- The rollout is live in South Korea for both models, with broader regions to follow in the coming days according to reports.
- Firmware versions are F966NKSS6AYKE for the Galaxy Z Fold 7 and F766NKSS6AYKE for the Galaxy Z Flip 7.
- Samsung says the December 2025 security release addresses 57 issues found in the prior software.
- Owners can check manually by going to Settings > Software update > Download and install.
- One UI 8.5 remains in beta for the Galaxy S25 series, and a leaked Fold 7 build points to modest tweaks such as swipe-based notification shade alignment and direct keypad access from the call log.