Latest
Samsung Galaxy S24 (SM-S921B) - O2C firmware
Samsung Galaxy S24 (SM-S921B) firmware for Czech Republic (O2C) (O2C): 3 builds in the SamMobile archive, newest first. The latest is S921BXXUDCZC2 (Android 16, built 6 March 2026). Open a build to download it, or switch region with the country selector.
SM-S921B
Model
Country/carrier
Afghanistan (AFG)
Argentina (ANC)
Argentina (ARO)
Argentina (Claro) (CTI)
Argentina (Movistar) (UFN)
Australia (XSA)
Australia (Optus) (OPS)
Australia (Telstra) (TEL)
Australia (Vodafone) (VAU)
Austria (A1) (MOB)
Brazil (ZTO)
Brazil (TIM) (ZTM)
Brazil (VIVO) (ZVV)
Caucasus Countries (CAU)
Chile (CRC)
Chile (CHO)
Chile (Claro) (CHL)
Chile (Entel PCS) (CHE)
Chile (Nextel) (CHX)
Chile (Telefonica) (CHT)
Colombia (COO)
Colombia (COL)
Colombia (Movistar) (COB)
Czech Republic (O2C) (O2C)
Dominican Republic (CDR)
Dominican Republic (Orange) (DOR)
Ecuador (ECO)
Ecuador (EBE)
Egypt (EGY)
Europe (EUY)
Europe (EUX)
France (Bouygues) (BOG)
France (SFR) (SFR)
Guatemala (PGU)
Guatemala (GTO)
Guatemala (Tigo) (CGU)
India (INS)
Indonesia (XID)
Iraq (MID)
Israel (ILO)
Kazakhstan (SKZ)
Kenya (AFR)
Lebanon (ILP)
Mexico (MXO)
Mexico (IUS)
Mexico (Movistar) (TMM)
Mexico (Telcel) (TCE)
Morocco (FWD)
Morocco (MWD) (MWD)
Nepal (NPB)
Panama (TPA)
Paraguay (UPO)
Paraguay (Tigo) (TGP)
Peru (PET)
Peru (PEO)
Philippines (Globe) (GLB)
Philippines (Open Line) (XTC)
Poland (PLUS) (PLS)
Portugal (MEO)
Russia (SER)
Saudi Arabia (KSA)
Serbia (Telenor) (MSR)
Serbia (VIP) (TOP)
Singapore (XSP)
Singapore (SingTel) (SIN)
Singapore (StarHub) (STH)
Slovenia (Si.mobil) (SIM)
South Africa (XFE)
South Africa (XFA)
Sri Lanka (SLK)
Switzerland (Swisscom) (SWC)
Thailand (THL)
Trinidad and Tobago (EON)
Tunisia (TUN)
Turkey (TUR)
United Arab Emirates (LYS)
United Arab Emirates (UAE) (XSG)
United Kingdom (EE) (EVR)
Uruguay (UFU)
Vietnam (XXV)
Build date
PDA
Version
SM-S921B
Czech Republic (O2C)
2026-03-06
S921BXXUDCZC2
16
SM-S921B
Czech Republic (O2C)
2026-06-09
S921BXXSFDZF2
16
SM-S921B
Czech Republic (O2C)
2025-04-15
S921BXXU5BYD9
15
Country/carrier
Afghanistan (AFG)
Argentina (ANC)
Argentina (ARO)
Argentina (Claro) (CTI)
Argentina (Movistar) (UFN)
Australia (XSA)
Australia (Optus) (OPS)
Australia (Telstra) (TEL)
Australia (Vodafone) (VAU)
Austria (A1) (MOB)
Brazil (ZTO)
Brazil (TIM) (ZTM)
Brazil (VIVO) (ZVV)
Caucasus Countries (CAU)
Chile (CRC)
Chile (CHO)
Chile (Claro) (CHL)
Chile (Entel PCS) (CHE)
Chile (Nextel) (CHX)
Chile (Telefonica) (CHT)
Colombia (COO)
Colombia (COL)
Colombia (Movistar) (COB)
Czech Republic (O2C) (O2C)
Dominican Republic (CDR)
Dominican Republic (Orange) (DOR)
Ecuador (ECO)
Ecuador (EBE)
Egypt (EGY)
Europe (EUY)
Europe (EUX)
France (Bouygues) (BOG)
France (SFR) (SFR)
Guatemala (PGU)
Guatemala (GTO)
Guatemala (Tigo) (CGU)
India (INS)
Indonesia (XID)
Iraq (MID)
Israel (ILO)
Kazakhstan (SKZ)
Kenya (AFR)
Lebanon (ILP)
Mexico (MXO)
Mexico (IUS)
Mexico (Movistar) (TMM)
Mexico (Telcel) (TCE)
Morocco (FWD)
Morocco (MWD) (MWD)
Nepal (NPB)
Panama (TPA)
Paraguay (UPO)
Paraguay (Tigo) (TGP)
Peru (PET)
Peru (PEO)
Philippines (Globe) (GLB)
Philippines (Open Line) (XTC)
Poland (PLUS) (PLS)
Portugal (MEO)
Russia (SER)
Saudi Arabia (KSA)
Serbia (Telenor) (MSR)
Serbia (VIP) (TOP)
Singapore (XSP)
Singapore (SingTel) (SIN)
Singapore (StarHub) (STH)
Slovenia (Si.mobil) (SIM)
South Africa (XFE)
South Africa (XFA)
Sri Lanka (SLK)
Switzerland (Swisscom) (SWC)
Thailand (THL)
Trinidad and Tobago (EON)
Tunisia (TUN)
Turkey (TUR)
United Arab Emirates (LYS)
United Arab Emirates (UAE) (XSG)
United Kingdom (EE) (EVR)
Uruguay (UFU)
Vietnam (XXV)
Model
Country/Carrier
SM-S921B
Czech Republic (O2C)
Build date
PDA
2026-03-06
S921BXXUDCZC2
Version
16
Model
Country/Carrier
SM-S921B
Czech Republic (O2C)
Build date
PDA
2026-06-09
S921BXXSFDZF2
Version
16
Model
Country/Carrier
SM-S921B
Czech Republic (O2C)
Build date
PDA
2025-04-15
S921BXXU5BYD9
Version
15
