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Samsung Galaxy Z Flip4 (SM-F721B) Android 16 Firmware (F721BXXSAIYK3) – Libya | SamFrew

Home / Firmware / SM-F721B / LYS

Galaxy Z Flip4

SM-F721B Firmware

PDAF721BXXSAIYK3

LYSAndroid 16Released 11/10/2025

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: F721BXXSAIYK3
CSC: F721BOXMAIYIF
Country: Libya
Changelist: 31998945
Upload date: 11/25/2025
Package size: 10.1 GB (10872874496 bytes)
File name: LYS-F721BXXSAIYK3-20251125110730.zip

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Package size10.1 GB

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LYS CSC Breakdown

Network ID

NW00072

Network Name

Almadar

Network Country

Libya

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW00663

Network Name

Libyana

Network Country

Libya

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800

Network ID

NW02373

Network Name

LTT Libya

Network Country

Libya

Network Bands

MVNO / LTE 800