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Samsung Galaxy A90 5G (SM-A908N) Firmware Downloads - Region: KOO

Explore, Download, and Update with Ease

Free, direct downloads of official stock firmware for the Samsung Galaxy A90 5G (model code SM-A908N) in the KOO region. Pick a build to update, repair, or unbrick your device with the Odin tool.

download firmwareSamsung Galaxy A90 5G (SM-A908N) — KOO
Samsung Galaxy A90 5G SM-A908N KOO firmware image
Released 2019, September 1
206g, 8.4mm thickness
Android 9.0, up to Android 12, One UI 4.1
128GB storage, microSDXC, card slot

Samsung Galaxy A90 5G Released 2019, September | 206g, 8.4mm thickness | Android 9.0, up to Android 12, One UI 4.1 | 128GB storage, microSDXC | Super AMOLED | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm Auxiliary lens | Li-Po 4500 mAh, non-removable

Samsung Galaxy A90 5G Network Specifications

Detailed Network specifications for the Samsung Galaxy A90 5G:
SpeedHSPA, LTE, 5G
5G41, 78 Sub6
4G1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
2GGSM 850 / 900 / 1800 / 1900
TechnologyGSM / HSPA / LTE / 5G
Timeline
Released2019, September 1

Samsung Galaxy A90 5G body Specifications

Detailed body specifications for the Samsung Galaxy A90 5G:
SIM· Nano-SIM · Nano-SIM + Nano-SIM
BuildGlass front (Gorilla Glass 6), glass back (Gorilla Glass 6), aluminum frame
Weight206 g (7.27 oz)
Dimensions164.8 x 76.4 x 8.4 mm (6.49 x 3.01 x 0.33 in)

Samsung Galaxy A90 5G MISC Specifications

Detailed MISC specifications for the Samsung Galaxy A90 5G:
SAR EU0.38 W/kg (head) 1.55 W/kg (body)
ColorsWhite, Black

Samsung Galaxy A90 5G display Specifications

Detailed display specifications for the Samsung Galaxy A90 5G:
ProtectionCorning Gorilla Glass 6
Resolution1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size6.7 inches, 108.4 cm 2 (~86.1% screen-to-body ratio)
TypeSuper AMOLED

Samsung Galaxy A90 5G Sound Specifications

Detailed Sound specifications for the Samsung Galaxy A90 5G:
3.5mm jackNo
LoudspeakerYes

Samsung Galaxy A90 5G Platform Specifications

Detailed Platform specifications for the Samsung Galaxy A90 5G:
GPUAdreno 640
CPUOcta-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
ChipsetQualcomm SM8150 Snapdragon 855 (7 nm)
OSAndroid 9.0 (Pie), upgradable to Android 12, One UI 4.1

Samsung Galaxy A90 5G Battery Specifications

Detailed Battery specifications for the Samsung Galaxy A90 5G:
Charging25W wired
BatteryLi-Po 4500 mAh, non-removable

Samsung Galaxy A90 5G memory Specifications

Detailed memory specifications for the Samsung Galaxy A90 5G:
Internal128GB 6GB RAM, 128GB 8GB RAM
Card slotmicroSDXC (6GB model only)

Samsung Galaxy A90 5G Main Camera Specifications

Detailed Main Camera specifications for the Samsung Galaxy A90 5G:
Video4K@30fps, 1080p@30/60fps (gyro-EIS), 720p@960fps
FeaturesLED flash, panorama, HDR
Camera48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm Auxiliary lens

KOO Region Firmware Info

South Korea flagKOO - South Korea
KOO

A CSC (Consumer Software Customization) code ties a Samsung firmware build to the country and carrier it was released for, controlling branding, available languages and which OTA updates a device receives. The KOO code is used in South Korea by KOO, with one Samsung Galaxy A90 5G firmware version known so far.

Samsung Galaxy A90 5G KOO Firmware Archive

Official Samsung Galaxy A90 5G firmware for the South Korea KOO region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.

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Samsung Galaxy A90 5G Combination & Special Files

Combination and service files for the Samsung Galaxy A90 5G (SM-A908N) — authorized repair, FRP reset after service, and diagnostics.

Device MobileVersionBit - SW
REV		FAChange listUpdatedStatus

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KOO Firmware FAQ

Which carriers use the KOO CSC on the Samsung Galaxy A90 5G?+

The KOO CSC is used by KOO in South Korea. Flash the KOO firmware only if your device was sold through one of these carriers.

How many Samsung Galaxy A90 5G firmware versions are available for the KOO region?+

Currently one known Samsung Galaxy A90 5G firmware version is available for the KOO (South Korea) region.

How is the KOO CSC different from other region codes?+

Samsung ties every firmware build to one of roughly 599 CSC (Consumer Software Customization) codes, each tied to a specific country and carrier. KOO is the code for South Korea (KOO) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.