Disclaimer: Flashing Samsung firmware is a risky process that can potentially brick your device. By flashing firmware, you are modifying the software on your device, and if anything goes wrong, your device may become unusable.

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GTO SM-X406B Firmware List | SamFrew

SM-X406B GTO Firmware

Model

Region

Version

OS

Build

Changelist

Model: SM-X406B

Region: GTO

Version: X406BXXU1AYG7