Galaxy Z Flip4
Firmware F721U1UES9IZC1
United States · ATCAndroid 16Built Mar 10, 2026Release information
The software versions and region covered by this firmware update.
F721U1UES9IZC1F721U1OYM9IZC1 United StatesInside the firmware
Read from the build properties and kernel of this firmware.
b4qBP2A.250605.031.A3.F721U1UES9IZC15.10.236-android12-9-31998796-abF721U1UES9IZC1United 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