The Galaxy Z Fold 6 & Flip 6 devices are now receiving a new February 2026 firmware update that brings Google’s latest Android security patch. The new firmware version F741NKSS3CZB2 is rolling out for the Galaxy Z Flip 6, and firmware version F956NKSS3CZB2 for the Galaxy Z Fold 6. In a nearly 450MB file size for both devices, Samsung has fixed 37 vulnerabilities and security issues from the previous code.
The same security update has been released for the Galaxy Z Fold 7, Flip 7, and the Galaxy S25 series; it will now enhance the security of last year’s flagship foldable phones. Samsung has started pushing the update in South Korea, with wider availability expected soon in the coming days.
What’s New in the February Patch?
The update focuses primarily on security enhancements and minor stability fixes. Although no new features have been announced, users can expect improved protection against recently discovered vulnerabilities.
Galaxy Z Flip 6 Changelog
Firmware Version: F741NKSS3CZB2
Update Size: ~440MB
Security Level: February 5, 2026
OS: Android 16/One UI 8.0
Changes: Bug fixes, improved security (37 vulnerabilities solved)
Region: South Korea (expanding soon)
Galaxy Z Fold 6 Changelog
Firmware Version: F956NKSS3CZB2
Update Size: ~429MB
Security Level: February 5, 2026
OS: Android 16/One UI 8.0
Changes: Bug fixes, improved security (37 vulnerabilities solved)
Region: South Korea (expanding soon)
Samsung is releasing the update in batches, so some users may receive it earlier than others. Galaxy Z Fold 6 & Flip 6 owners can manually check for the update by going to Settings > Software update > Download & Install on their smartphones. Before the major One UI 8.5 update, this could be the last firmware for the devices running One UI 8.
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