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Samsung Galaxy S21 Ultra 5G (SM-G998U1) Android 15 Firmware (G998U1UESJHZB1) – USA | SamFrew

Home / Firmware / SM-G998U1 / CHA

Galaxy S21 Ultra 5G

SM-G998U1 Firmware

Latest firmware

PDAG998U1UESJHZB1

CHAAndroid 15Released 2/24/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: G998U1UESJHZB1
CSC: G998U1OYMJHZB1
Country: USA
Changelist: 30959686
Upload date: 3/23/2026
Package size: 7.9 GB (8461624256 bytes)
File name: CHA-G998U1UESJHZB1-20260323150210.zip

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Package size7.9 GB

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CHA CSC Breakdown

Network ID

NW01605

Network Name

Verizon Wireless

Network Country

United States of America

Network Bands

LTE 700

Network ID

NW01606

Network Name

CHA TEST

Network Country

Network Bands

any

Network ID

NW01845

Network Name

Verizon Wireless

Network Country

United States of America

Network Bands

LTE 700