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Samsung Galaxy S21 5G (SM-G991B) Firmware Downloads - Region: DOR

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Free, direct downloads of official stock firmware for the Samsung Galaxy S21 5G (model code SM-G991B) in the DOR region. Pick a build to update, repair, or unbrick your device with the Odin tool.

download firmwareSamsung Galaxy S21 5G (SM-G991B) — DOR
Samsung Galaxy S21 5G SM-G991B DOR firmware image
Released 2021, January 29
169g (Sub6), 171g (mmWave), 7.9mm thickness
Android 11, up to 4 major upgrades, One UI 7
128GB/256GB storage, no card slot, no card slot

Samsung Galaxy S21 5G Released 2021, January 29 | 169g (Sub6), 171g (mmWave), 7.9mm 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

Detailed Network specifications for the Samsung Galaxy S21 5G:
SpeedHSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)
5G2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1
4G1, 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-G991U1
3GHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
2GGSM 850 / 900 / 1800 / 1900
TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5G
Timeline
Released2021, January 29

Samsung Galaxy S21 5G body Specifications

Detailed body specifications for the Samsung Galaxy S21 5G:
SIM· Nano-SIM + eSIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
BuildGlass front (Gorilla Glass Victus), plastic back, aluminum frame
Weight169 g (Sub6), 171 g (mmWave) (5.96 oz)
Dimensions151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in)

Samsung Galaxy S21 5G MISC Specifications

Detailed MISC specifications for the Samsung Galaxy S21 5G:
SAR EU0.46 W/kg (head) 1.51 W/kg (body)
SAR US0.74 W/kg (head) 1.08 W/kg (body)
ColorsPhantom Gray, Phantom White, Phantom Violet, Phantom Pink

Samsung Galaxy S21 5G display Specifications

Detailed display specifications for the Samsung Galaxy S21 5G:
ProtectionCorning Gorilla Glass Victus
Resolution1080 x 2400 pixels, 20:9 ratio (~421 ppi density)
Size6.2 inches, 94.1 cm 2 (~87.2% screen-to-body ratio)
TypeDynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)

Samsung Galaxy S21 5G Sound Specifications

Detailed Sound specifications for the Samsung Galaxy S21 5G:
3.5mm jackNo
LoudspeakerYes, with stereo speakers

Samsung Galaxy S21 5G Platform Specifications

Detailed Platform specifications for the Samsung Galaxy S21 5G:
GPUMali-G78 MP14 - International Adreno 660 - USA/China
CPUOcta-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
ChipsetExynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
OSAndroid 11, up to 4 major Android upgrades, One UI 7

Samsung Galaxy S21 5G Battery Specifications

Detailed Battery specifications for the Samsung Galaxy S21 5G:
Charging25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless
BatteryLi-Ion 4000 mAh

Samsung Galaxy S21 5G memory Specifications

Detailed memory specifications for the Samsung Galaxy S21 5G:
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Card slotNo

Samsung Galaxy S21 5G Main Camera Specifications

Detailed Main Camera specifications for the Samsung Galaxy S21 5G:
Video8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS
FeaturesLED flash, auto-HDR, panorama
Camera12 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

DOR Region Firmware Info

Dominican Republic flagDOR - Dominican Republic
Orange

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 DOR code is used in Dominican Republic by Orange, with one Samsung Galaxy S21 5G firmware version known so far.

Samsung Galaxy S21 5G DOR Firmware Archive

Official Samsung Galaxy S21 5G firmware for the Dominican Republic DOR region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.

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Samsung Galaxy S21 5G Combination & Special Files

Combination and service files for the Samsung Galaxy S21 5G (SM-G991B) — authorized repair, FRP reset after service, and diagnostics.

Device MobileVersionBit - SW
REV
FAChange listUpdatedStatus

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DOR Firmware FAQ

Which carriers use the DOR CSC on the Samsung Galaxy S21 5G?+

The DOR CSC is used by Orange in Dominican Republic. Flash the DOR firmware only if your device was sold through one of these carriers.

How many Samsung Galaxy S21 5G firmware versions are available for the DOR region?+

Currently one known Samsung Galaxy S21 5G firmware version is available for the DOR (Dominican Republic) region.

How is the DOR 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. DOR is the code for Dominican Republic (Orange) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.