Samsung Galaxy S21+ 5G (SM-G996N) — KOO
Samsung Galaxy S21+ 5G Released 2021, January 29 | 200g (Sub6), 202g (mmWave), 7.8mm thickness | Android 11, up to 4 major upgrades, One UI 7 | 128GB/256GB storage, no card slot | Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak) | 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom
Samsung Galaxy S21+ 5G Network Specifications
| Speed | HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL) |
| 5G | 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G996U1 |
| 4G | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G996U1 |
| 3G | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 2G | GSM 850 / 900 / 1800 / 1900 |
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
Samsung Galaxy S21+ 5G body Specifications
| SIM | · Nano-SIM + eSIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time) |
| Build | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame |
| Weight | 200 g (Sub6), 202 g (mmWave) (7.05 oz) |
| Dimensions | 161.5 x 75.6 x 7.8 mm (6.36 x 2.98 x 0.31 in) |
Samsung Galaxy S21+ 5G MISC Specifications
| SAR EU | 0.54 W/kg (head) 1.33 W/kg (body) |
| SAR US | 0.65 W/kg (head) 0.95 W/kg (body) |
| Colors | Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red |
Samsung Galaxy S21+ 5G display Specifications
| Protection | Corning Gorilla Glass Victus |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~394 ppi density) |
| Size | 6.7 inches, 107.8 cm 2 (~88.3% screen-to-body ratio) |
| Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak) |
Samsung Galaxy S21+ 5G Sound Specifications
| 3.5mm jack | No |
| Loudspeaker | Yes, with stereo speakers |
Samsung Galaxy S21+ 5G Platform Specifications
| GPU | Mali-G78 MP14 - International Adreno 660 - USA/China |
| CPU | Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China |
| Chipset | Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China |
| OS | Android 11, up to 4 major Android upgrades, One UI 7 |
Samsung Galaxy S21+ 5G Battery Specifications
| Charging | 25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless |
| Battery | Li-Ion 4800 mAh |
Samsung Galaxy S21+ 5G memory Specifications
| Internal | 128GB 8GB RAM, 256GB 8GB RAM |
| Card slot | No |
Samsung Galaxy S21+ 5G Main Camera Specifications
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS |
| Features | LED flash, auto-HDR, panorama |
| Camera | 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video |
KOO Region Firmware Info
KOO - South KoreaA 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 S21+ 5G firmware version known so far.
Samsung Galaxy S21+ 5G KOO Firmware ArchiveOfficial Samsung Galaxy S21+ 5G firmware for the South Korea KOO region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
Samsung Galaxy S21+ 5G Combination & Special FilesCombination and service files for the Samsung Galaxy S21+ 5G (SM-G996N) — authorized repair, FRP reset after service, and diagnostics.
| Device Mobile | Version | Bit - SW REV | FA | Change list | Updated | Status |
|---|---|---|---|---|---|---|
KOO Firmware FAQ
Which carriers use the KOO CSC on the Samsung Galaxy S21+ 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 S21+ 5G firmware versions are available for the KOO region?+
Currently one known Samsung Galaxy S21+ 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.