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Samsung Galaxy Z Flip4 (SM-F721U) Android 16 Firmware (F721USQS9IZB6) – USA | SamFrew

Home / Firmware / SM-F721U / TMK

Galaxy Z Flip4

SM-F721U Firmware

PDAF721USQS9IZB6

TMKAndroid 16Released 2/13/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: F721USQS9IZB6
CSC: F721UOYN9IZB6
Country: USA
Changelist: 31998945
Upload date: 3/4/2026
Package size: 9.2 GB (9845110576 bytes)
File name: TMK-F721USQS9IZB6-20260302150655.zip

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Package size9.2 GB

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TMK CSC Breakdown

Network ID

NW00156

Network Name

Anritsu

Network Country

Network Bands

any

Network ID

NW01986

Network Name

T-Mobile US

Network Country

United States of America

Network Bands

GSM 1900

Network ID

NW01305

Network Name

T-Mobile US

Network Country

United States of America

Network Bands

GSM 1900