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Galaxy Z Flip4

SM-F721B Firmware

PDAF721BXXSBIZB6

SEKAndroid 16Released 2/13/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: F721BXXSBIZB6
CSC: F721BOXMBIZB6
Country: Ukraine
Changelist: 31998945
Upload date: 3/3/2026
Package size: 10.1 GB (10875691632 bytes)
File name: SEK-F721BXXSBIZB6-20260303180211.zip

SEK CSC Breakdown

Network ID

NW01476

Network Name

Vodafone

Network Country

Ukraine

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 900 / LTE 1800 / LTE 2600

Network ID

NW00651

Network Name

Kyivstar

Network Country

Ukraine

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 900 / LTE 1800 / TD-LTE 2300 / LTE 2600

Network ID

NW00665

Network Name

Lifecell

Network Country

Ukraine

Network Bands

GSM 900 / UMTS 2100 / LTE 900 / LTE 1800 / LTE 2600

Network ID

NW00027

Network Name

3Mob

Network Country

Ukraine

Network Bands

UMTS 2100

Network ID

NW00989

Network Name

Orange MD

Network Country

Moldova

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 800 / LTE 1800 / LTE 2600

Network ID

NW00769

Network Name

Moldcell

Network Country

Moldova

Network Bands

GSM 900 / GSM 1800 / UMTS 2100 / LTE 1800 / LTE 2600