SM-S921B Firmware

PDAS921BXXSDCZB2

SWCAndroid 16Released 2/13/2026

Firmware details

Technical package info

Key identifiers and package metadata for this release.

PDA: S921BXXSDCZB2
CSC: S921BOXMDCZB2
Country: Switzerland
Changelist: 31998945
Upload date: 3/3/2026
Package size: 15.2 GB (16306250656 bytes)
File name: SWC-S921BXXSDCZB2-20260303204721.zip

Networks supported by this firmware

SwitzerlandCSC code SWC2 carriers in 2 countries

What is CSC?

CSC stands for Consumer Software Customization (sometimes "Country Sales Code"). Samsung firmware ships with carrier- and region-specific configs; the networks listed below are what this CSC was built to support out of the box.

Swisscom

MCCMNC22801NWIDNW01197

Swisscom AG

5G 7005G 21005G 3500LTE 700LTE 800LTE 900LTE 1500LTE 1800LTE 2100LTE 2600UMTS 900

Roaming partners (1)

Swisscom

MCCMNC29501NWIDNW01198

Swisscom Schweiz AG

LTE 1800UMTS 2100GSM 900GSM 1800