SM-S921N firmware – Samsung Galaxy S24 | SamFrewPhone · Samsung Galaxy S24
SM-S921N firmware
Stock firmware and official updates for the Samsung Galaxy S24 (SM-S921N), by region.
- Model code
- SM-S921N
- Released
- Jan 2024
- Latest build
- S921NKSUHEZIF
- Newest Android
- Android 17
- Regions
- 4 CSCs · 1 countries
Update policyMonthly security updatesOn Samsung's current security update list
Security updates untilJan 31, 2031As published by Samsung
Latest firmwareAndroid 17S921NKSUHEZIF · built Sep 19, 2026
South Korea KTCBuilds in our firmware catalog, newest first.
S921NKSUHEZIFAndroidAndroid 17BuiltSep 19, 2026Regions4 CSCs
S921NKSSHDZH3AndroidAndroid 16BuiltAug 14, 2026Regions4 CSCs
S921NKSSGDZG1AndroidAndroid 16BuiltJul 3, 2026Regions4 CSCs
S921NKSSFDZF3AndroidAndroid 16
Taken from the SM-S921B; this model can differ (chipset, network bands).
Display
- Display size
- 156.4mm (6.2" full rectangle) / 152.3mm (6.0" rounded corners)
- Resolution
- 2340 x 1080 (FHD+)
- Display type
- Dynamic AMOLED 2X
- Refresh rate
- 120 Hz
Platform
- CPU speed
- 3.2GHz, 2.9GHz, 2.6GHz, 1.95GHz
- CPU cores
- Deca-Core
Memory
- RAM
- 8 GB
- Storage
- 256 GB
Camera
- Rear camera
- 50.0 MP + 10.0 MP + 12.0 MP
- Rear camera aperture
- F1.8 , F2.4 , F2.2
- Front camera
- 12.0 MP
- Video recording
- UHD 8K (7680 x 4320) @30fps
Body
- Dimensions
- 147.0 x 70.6 x 7.6 mm
Build
AndroidAndroid 17
Security patch—
BuiltSep 19, 2026
BuiltJun 9, 2026
Regions4 CSCs
S921NKSSFDZE1AndroidAndroid 16BuiltMay 18, 2026Regions4 CSCs
S921NKSUEDZDRAndroidAndroid 16BuiltApr 29, 2026Regions4 CSCs
S921NKSSECZCHAndroidAndroid 16BuiltMar 30, 2026Regions4 CSCs
S921NKSSDCZC1AndroidAndroid 16BuiltMar 6, 2026Regions4 CSCs
S921NKSSDCZB4AndroidAndroid 16BuiltFeb 13, 2026Regions4 CSCs
S921NKSSCCZA1AndroidAndroid 16BuiltJan 5, 2026Regions4 CSCs
S921NKSSBCYL1AndroidAndroid 16BuiltNov 28, 2025Regions4 CSCs
S921NKSSBCYK2AndroidAndroid 16BuiltNov 7, 2025Regions4 CSCs
S921NKSSACYJ3AndroidAndroid 16BuiltOct 22, 2025Regions4 CSCs
S921NKSS9CYI9AndroidAndroid 16BuiltSep 26, 2025Regions2 CSCs
S921NKSU9CYI5AndroidAndroid 16BuiltSep 9, 2025Regions4 CSCs
S921NKSS9BYG8AndroidAndroid 15BuiltJul 29, 2025Regions4 CSCs
S921NKSS8BYF1AndroidAndroid 15BuiltJun 26, 2025Regions4 CSCs
S921NKSS7BYE9AndroidAndroid 15BuiltMay 26, 2025Regions4 CSCs
S921NKSS6BYDFAndroidAndroid 15BuiltApr 25, 2025Regions4 CSCs
S921NKSU5BYD9AndroidAndroid 15BuiltApr 15, 2025Regions4 CSCs
S921NKSU5BYCGAndroidAndroid 15BuiltMar 27, 2025Regions4 CSCs
S921NKSS5AYB1AndroidAndroid 14BuiltFeb 21, 2025Regions4 CSCs
S921NKSS5AYA1AndroidAndroid 14BuiltJan 21, 2025Regions4 CSCs
S921NKSS5AXL1AndroidAndroid 14BuiltDec 24, 2024Regions4 CSCs
S921NKSS5AXKAAndroidAndroid 14BuiltNov 26, 2024Regions4 CSCs
S921NKSU5AXK4AndroidAndroid 14BuiltNov 8, 2024Regions4 CSCs
S921NKSS4AXJ1AndroidAndroid 14BuiltOct 2, 2024Regions4 CSCs
S921NKSU3AXH7AndroidAndroid 14BuiltAug 19, 2024Regions4 CSCs
S921NKSS3AXGJAndroidAndroid 14BuiltJul 31, 2024Regions4 CSCs
S921NKSU3AXFGAndroidAndroid 14BuiltJul 4, 2024Regions4 CSCs
S921NKSU2AXE4AndroidAndroid 14BuiltMay 28, 2024Regions4 CSCs
S921NKSS2AXE1AndroidAndroid 14BuiltMay 3, 2024Regions4 CSCs
S921NKSU1AXCAAndroidAndroid 14BuiltMar 17, 2024Regions4 CSCs
S921NKSU1AXBAAndroidAndroid 14BuiltFeb 20, 2024Regions4 CSCs
S921NKSU1AXB5AndroidAndroid 14BuiltFeb 12, 2024Regions4 CSCs
S921NKSU1AWM9AndroidAndroid 14BuiltDec 28, 2023Regions4 CSCs
Connectivity
- Wi-Fi
- 802.11a/b/g/n/ac/ax 2.4GHz+5GHz+6GHz, HE160, MIMO, 1024-QAM
- Bluetooth
- Bluetooth v5.3
- NFC
- Yes
- USB
- USB 3.2 Gen 1
- Positioning
- GPS, Glonass, Beidou, Galileo, QZSS
Software
- Security updates until
- 31 January 2031
