Galaxy Z Flip4
Firmware F721BXXSAIYL1
Vietnam · XXVAndroid 16Built Dec 8, 2025Release information
The software versions and region covered by this firmware update.
F721BXXSAIYL1F721BOXMAIYIF VietnamInside the firmware
Read from the build properties and kernel of this firmware.
b4qBP2A.250605.031.A3.F721BXXSAIYL15.10.236-android12-9-31998796-abF721BXXSAIYL1Vietnam · CSC XXV · 8 carriers in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
EVNTelecom45206NWIDNW02343GmobileMVNO45207NWIDNW00539I-TelecomMVNO45208NWIDNW02262MobiFone45201NWIDNW01450Vietnamobile45205NWIDNW01470Viettel Mobile45204NWIDNW01431Vinaphone45202NWIDNW01471WintelMVNO45209NWIDNW02010