Galaxy Z Flip4
Release F721U1UESAIZF1
USA · ATCAndroid 16Built 6/8/2026Release information
The software versions and region covered by this firmware update.
F721U1UESAIZF1F721U1OYMAIZF1 USAUSA · 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