Samsung Galaxy S23 (Korea) official device image

Samsung Galaxy S23 (Korea)

Brand samsung
Codename sm-s911n
Region KOO,KTC,LUC,SKC
Official Firmware

Download Samsung Galaxy S23 (Korea) Firmware

Samsung Galaxy S23 (Korea) Region: KOO,KTC,LUC,SKC

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Firmware Downloads

Find and download official MIUI firmware for Samsung Galaxy S23 (Korea) (sm-s911n). All firmware files include MD5 hash verification and are available for direct download.

Samsung Galaxy S23 (Korea)

Version Method Size Release Date MD5 Hash Download
S911NKSS7EZC2/S911NOKR7EZC2/S911NKSS7EZC2 Odin 412 B N/A
S911NKSS7EZB2/S911NOKR7EZB2/S911NKSS7EZB1 Odin 1 B N/A
S911NKSU7FZDT/S911NOKR7FZDT/S911NKSU7FZDP Odin 1 B N/A
S911NKSU6DYG9/S911NOKR6DYG9/S911NKSU6DYG9 Odin 2 B N/A
S911NKSU6DYD9/S911NOKR6DYD9/S911NKSU6DYD9 Odin 467 B N/A
S911NKSS6EYI9/S911NOKR6EYI9/S911NKSU6EYI7 Odin 360 B N/A
S911NKSS6DYG8/S911NOKR6DYG8/S911NKSS6DYG8 Odin 2 B N/A
S911NKSS6EYJ7/S911NOKR6EYJ7/S911NKSU6EYI7 Odin 477 B N/A
S911NKSU6EYI7/S911NOKR6EYI7/S911NKSU6EYI7 Odin 362 B N/A
S911NKSS6DYE5/S911NOKR6DYE5/S911NKSS6DYE5 Odin 416 B N/A
S911NKSS6EYK3/S911NOKR6EYK3/S911NKSU6EYI7 Odin 474 B N/A
S911NKSS6CYB3/S911NOKR6CYB3/S911NKSS6CYB3 Odin 4 B N/A
S911NKSU6DYG2/S911NOKR6DYG2/S911NKSU6DYG2 Odin 2 B N/A
S911NKSS6EZA1/S911NOKR6EZA1/S911NKSU6EYI7 Odin 417 B N/A
S911NKSS6EYL1/S911NOKR6EYL1/S911NKSU6EYI7 Odin 426 B N/A
S911NKSS6DYG1/S911NOKR6DYG1/S911NKSS6DYG1 Odin 410 B N/A
S911NKSS6DYE1/S911NOKR6DYE1/S911NKSS6DYE1 Odin 440 B N/A
S911NKSU5CXK4/S911NOKR5CXK4/S911NKSU5CXK4 Odin 435 B N/A
S911NKSU5CYB1/S911NOKR5CYB1/S911NKSU5CYB1 Odin 405 B N/A
S911NKSS5CXLS/S911NOKR5CXLS/S911NKSS5CXLS Odin 418 B N/A
S911NKSS5CXKA/S911NOKR5CXKA/S911NKSS5CXKA Odin 421 B N/A
S911NKSU4CXH7/S911NOKR4CXH7/S911NKSU4CXH7 Odin 581 B N/A
S911NKSS4CXG4/S911NOKR4CXG4/S911NKSS4CXG4 Odin 2 B N/A
S911NKSS4CXJ1/S911NOKR4CXJ1/S911NKSS4CXJ1 Odin 575 B N/A
S911NKSS4CXGJ/S911NOKR4CXGJ/S911NKSS4CXGJ Odin 2 B N/A
S911NKSS3CXE4/S911NOKR3CXE4/S911NKSS3CXE4 Odin 2 B N/A
S911NKSS3CXE1/S911NOKR3CXE1/S911NKSS3CXE1 Odin 2 B N/A
S911NKSU2ZWI8/S911NOKR2ZWI8/S911NKSU2BWI6 Odin 1 B N/A
S911NKSU2ZWH8/S911NOKR2ZWH8/S911NKSU2BWH4 Odin 2 B N/A
S911NKSU2BWK7/S911NOKR2BWK7/S911NKSU2BWJA Odin 3 B N/A
S911NKSS2CXD5/S911NOKR2CXD5/S911NKSU2CXC3 Odin 2 B N/A
S911NKSU2AWF5/S911NOKR2AWF5/S911NKSU2AWF1 Odin 1 B N/A
S911NKSU2ZWIB/S911NOKR2ZWIB/S911NKSU2BWI6 Odin 1 B N/A
S911NKSU2CXCG/S911NOKR2CXCG/S911NKSU2CXC3 Odin 2 B N/A
S911NKSS2BXAF/S911NOKR2BXAF/S911NKSS2BXAF Odin 3 B N/A
S911NKSU2ZWHO/S911NOKR2ZWHO/S911NKSU2BWHO Odin 1 B N/A
S911NKSU2AWGJ/S911NOKR2AWGJ/S911NKSU2AWGH Odin 3 B N/A
S911NKSU1AWC8/S911NOKR1AWC8/S911NKSU1AWC5 Odin 2 B N/A
S911NKSU1AWA6/S911NOKR1AWA6/S911NKSU1AWA6 Odin 2 B N/A
S911NKSU1AWBD/S911NOKR1AWBD/S911NKSU1AWB6 Odin 2 B N/A

Device Specifications

NetworkTechnologyGSM / CDMA / HSPA / EVDO / LTE / 5G
2G bandsGSM 850 / 900 / 1800 / 1900
 CDMA 800 / 1900 & TD-SCDMA
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
 CDMA2000 1xEV-DO
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International
 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 46, 48, 66, 71 - USA
5G bands1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International
 1, 7, 25, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA
SpeedHSPA, LTE (CA), 5G
LaunchAnnounced2023, February 01
StatusAvailable. Released 2023, February 17
BodyDimensions146.3 x 70.9 x 7.6 mm (5.76 x 2.79 x 0.30 in)
Weight168 g (5.93 oz)
BuildGlass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
SIM· Nano-SIM + eSIM
· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
 IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Armor aluminum frame
DisplayTypeDynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)
Size6.1 inches, 90.1 cm2 (~86.8% screen-to-body ratio)
Resolution1080 x 2340 pixels, 19.5:9 ratio (~425 ppi density)
ProtectionCorning Gorilla Glass Victus 2
PlatformOSAndroid 13, up to 4 major Android upgrades, One UI 8.5
ChipsetQualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
CPUOcta-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPUAdreno 740
MemoryCard slotNo
Internal128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
 UFS 3.1 - 128GB only
UFS 4.0
Main CameraTriple50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS
10 MP, f/2.4, 70mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
FeaturesLED flash, auto-HDR, panorama
Video8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
Selfie cameraSingle12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
FeaturesHDR, HDR10+
Video4K@30/60fps, 1080p@30fps
SoundLoudspeaker Yes, with stereo speakers
3.5mm jack No
 High-bitrate audio support
CommsWLANWi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth5.3, A2DP, LE
PositioningGPS, GLONASS, BDS, GALILEO
NFCYes
RadioNo
USBUSB Type-C 3.2, OTG
FeaturesSensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
 Samsung DeX, Samsung Wireless DeX (desktop experience support)
BatteryTypeLi-Ion 3900 mAh
Charging25W wired, PD3.0, 50% in 30 min
15W wireless (Qi)
4.5W reverse wireless
MiscColorsPhantom Black, Cream, Green, Lavender, Graphite, Lime
ModelsSM-S911B, SM-S911B/DS, SM-S911U, SM-S911U1, SM-S911W, SM-S911N, SM-S9110, SM-S911E, SM-S911E/DS
SAR0.95 W/kg (head)     0.88 W/kg (body)    
SAR EU0.96 W/kg (head)     1.30 W/kg (body)    
Price$ 257.00 / € 339.00 / £ 230.00
Our TestsPerformance AnTuTu: 1231075 (v9)
GeekBench: 4950 (v5.1)
GFXBench: 110fps (ES 3.1 onscreen)
Display 1198 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -27.0 LUFS (Good)
Battery
Active use score 11:27h
Battery (old)
Endurance rating 101h
Data source: GSMArena

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How to Flash Firmware

Steps to Install Firmware:

  1. Download the ROM: Choose the appropriate firmware version above for your device region
  2. Backup Your Data: All data will be erased during flashing
  3. Unlock Bootloader: Required for some devices (check device-specific requirements)
  4. Download Tools: Download MIUI Flash Tool or use ADB/Fastboot
  5. Flash the ROM: Follow the tool's instructions to flash the downloaded firmware
  6. Verify: Restart and verify successful installation

⚠️ Warning: Flashing custom ROMs may void your warranty. Proceed at your own risk.

Frequently Asked Questions

Q: Is it safe to flash official firmware?

A: Yes, flashing official firmware is generally safe and won't void your warranty if done through official methods.

Q: What's the difference between Recovery and Fastboot ROMs?

A: Recovery ROMs are flashed from recovery mode, while Fastboot ROMs require bootloader unlock and ADB tools.

Q: Can I downgrade to an older firmware version?

A: Some devices allow downgrading, but it depends on the device and region. Check device-specific forums first.

Q: What if flashing fails?

A: If flashing fails, try using the official tool, ensure USB drivers are installed, and check device compatibility.