Galaxy Z Flip4
Release F721BXXSBIZB6
UK · BTBAndroid 16Built 2/13/2026Release information
The software versions and region covered by this firmware update.
F721BXXSBIZB6F721BOXMBIZB6 UKUK · CSC BTB · 2 carriers in 1 country
CSC is Samsung's region and carrier customization. The networks below are included in this release.
BT OnePhoneMVNO23408NWIDNW00172EE23430NWIDNW00249EE23430NWIDNW00176