Galaxy Z Flip4

SM-F721B

Firmware F721BXXSAIYL1

Paraguay · UPOAndroid 16Built Dec 8, 2025

Release information

Firmware identifiers

The software versions and region covered by this firmware update.

Paraguay · CSC UPO · 4 carriers in 1 country

What is CSC?

CSC is Samsung's region and carrier customization. The networks below are included in this release.

Claro

MCCMNC74402NWIDNW00248

AMX Paraguay S.A.

LTE 1700UMTS 1900GSM 1900

Personal

MCCMNC74405NWIDNW01038

Núcleo S.A. (TIM)

LTE 1900UMTS 850UMTS 1900GSM 850GSM 1900

Tigo

MCCMNC74404NWIDNW01296

Telefónica Celular Del Paraguay S.A. (Telecel)

LTE 1700UMTS 850GSM 850

VOX

MCCMNC74401NWIDNW01520

Hola Paraguay S.A.

LTE 1700UMTS 900UMTS 1900GSM 1900