Galaxy Z Flip4
Firmware F721USQS9IZB6
United States · CHAAndroid 16Built Feb 13, 2026Release information
The software versions and region covered by this firmware update.
F721USQS9IZB6F721UOYN9IZB6 United StatesInside the firmware
Read from the build properties and kernel of this firmware.
b4qBP2A.250605.031.A3.F721USQS9IZB65.10.236-android12-9-31998796-abF721USQS9IZB6United States · CSC CHA · 3 carriers in 2 countries
CSC is Samsung's region and carrier customization. The networks below are included in this release.
Verizon311480NWIDNW01605Verizon311480NWIDNW0184500101NWIDNW0160600101NWIDNW01845
Vodafone20404NWIDNW01605Vodafone20404NWIDNW01845