Galaxy Z Flip4
Firmware F721U1UEU8IYIF
United States · ATCAndroid 16Built Sep 30, 2025Release information
The software versions and region covered by this firmware update.
F721U1UEU8IYIFF721U1OYM8IYIF United StatesUnited States · CSC ATC · 3 carriers in 2 countries
CSC is Samsung's region and carrier customization. The networks below are included in this release.
Altice USA Wireless, Inc.MVNO313390NWIDNW0187900101NWIDNW01961
ATC208090NWIDNW01879