Samsung Galaxy S23 (SM-S916B) — O2U
Samsung Galaxy S23 Released 2023, February 17 | 168g, 7.6mm thickness | Android 13, up to 4 major upgrades | 128GB/256GB/512GB storage, no card slot | Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak) | 50 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/
Samsung Galaxy S23 Network Specifications
| Speed | HSPA, LTE (CA), 5G |
| 5G | 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International |
| 4G | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International |
| 3G | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 2G | GSM 850 / 900 / 1800 / 1900 |
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
Samsung Galaxy S23 body Specifications
| SIM | · Nano-SIM + eSIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time) |
| Build | Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame |
| Weight | 168 g (5.93 oz) |
| Dimensions | 146.3 x 70.9 x 7.6 mm (5.76 x 2.79 x 0.30 in) |
Samsung Galaxy S23 MISC Specifications
| SAR EU | 0.96 W/kg (head) 1.30 W/kg (body) |
| SAR US | 0.95 W/kg (head) 0.88 W/kg (body) |
| Colors | Phantom Black, Cream, Green, Lavender, Graphite, Lime |
Samsung Galaxy S23 display Specifications
| Protection | Corning Gorilla Glass Victus 2 |
| Resolution | 1080 x 2340 pixels, 19.5:9 ratio (~425 ppi density) |
| Size | 6.1 inches, 90.1 cm 2 (~86.8% screen-to-body ratio) |
| Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak) |
Samsung Galaxy S23 Sound Specifications
| 3.5mm jack | No |
| Loudspeaker | Yes, with stereo speakers |
Samsung Galaxy S23 Platform Specifications
| GPU | Adreno 740 |
| CPU | Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510) |
| Chipset | Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) |
| OS | Android 13, up to 4 major Android upgrades, One UI 8.5 |
Samsung Galaxy S23 Battery Specifications
| Charging | 25W wired, PD3.0, 50% in 30 min 15W wireless (Qi) 4.5W reverse wireless |
| Battery | Li-Ion 3900 mAh |
Samsung Galaxy S23 memory Specifications
| Internal | 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM |
| Card slot | No |
Samsung Galaxy S23 Main Camera Specifications
| Video | 8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS |
| Features | LED flash, auto-HDR, panorama |
| Camera | 50 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 |
O2U Region Firmware Info
O2U - United KingdomA 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 O2U code is used in United Kingdom by O2, with one Samsung Galaxy S23 firmware version known so far.
Samsung Galaxy S23 O2U Firmware ArchiveOfficial Samsung Galaxy S23 firmware for the United Kingdom O2U region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
Samsung Galaxy S23 Combination & Special FilesCombination and service files for the Samsung Galaxy S23 (SM-S916B) — authorized repair, FRP reset after service, and diagnostics.
| Device Mobile | Version | Bit - SW REV | FA | Change list | Updated | Status |
|---|---|---|---|---|---|---|
O2U Firmware FAQ
Which carriers use the O2U CSC on the Samsung Galaxy S23?+
The O2U CSC is used by O2 in United Kingdom. Flash the O2U firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy S23 firmware versions are available for the O2U region?+
Currently one known Samsung Galaxy S23 firmware version is available for the O2U (United Kingdom) region.
How is the O2U 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. O2U is the code for United Kingdom (O2) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.