Samsung Galaxy A3 (2017) (SM-A320FL) — BTU
Samsung Galaxy A3 (2017) Released 2017, January | 138g, 7.9mm thickness | Android 6.0.1, up to Android 8.0 | 16GB storage, microSDXC | Super AMOLED | 13 MP, f/1.9, 27mm (wide), AF | Li-Ion 2350 mAh, non-removable
Samsung Galaxy A3 (2017) Network Specifications
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps |
| 4G | 1, 2, 3, 5, 7, 8, 20, 40 |
| 3G | HSDPA 850 / 900 / 1900 / 2100 |
| 2G | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| Technology | GSM / HSPA / LTE |
Samsung Galaxy A3 (2017) body Specifications
| SIM | · Nano-SIM · Nano-SIM + Nano-SIM |
| Build | Glass front (Gorilla Glass 4), glass back (Gorilla Glass 4), aluminum frame |
| Weight | 138 g (4.87 oz) |
| Dimensions | 135.4 x 66.2 x 7.9 mm (5.33 x 2.61 x 0.31 in) |
Samsung Galaxy A3 (2017) MISC Specifications
| SAR EU | 0.35 W/kg (head) 1.38 W/kg (body) |
| Colors | Black Sky, Gold Sand, Blue Mist, Peach Cloud |
Samsung Galaxy A3 (2017) display Specifications
| Protection | Corning Gorilla Glass 4 |
| Resolution | 720 x 1280 pixels, 16:9 ratio (~312 ppi density) |
| Size | 4.7 inches, 60.9 cm 2 (~67.9% screen-to-body ratio) |
| Type | Super AMOLED |
Samsung Galaxy A3 (2017) Sound Specifications
| 3.5mm jack | Yes |
| Loudspeaker | Yes |
Samsung Galaxy A3 (2017) Platform Specifications
| GPU | Mali-T830 MP1 |
| CPU | Octa-core 1.6 GHz Cortex-A53 |
| Chipset | Exynos 7870 Octa (14 nm) |
| OS | Android 6.0.1 (Marshmallow), upgradable to Android 8.0 (Oreo) |
Samsung Galaxy A3 (2017) Battery Specifications
| Battery | Li-Ion 2350 mAh, non-removable |
Samsung Galaxy A3 (2017) memory Specifications
| Internal | 16GB 2GB RAM |
| Card slot | microSDXC (uses shared SIM slot) - dual SIM model only |
Samsung Galaxy A3 (2017) Main Camera Specifications
| Video | 1080p@30fps |
| Features | LED flash, panorama |
| Camera | 13 MP, f/1.9, 27mm (wide), AF |
BTU Region Firmware Info
BTU - 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 BTU code is used in United Kingdom by O2, Orange, Life Mobile, EE/T-Mobile, Virgin, Vodafone, BT Mobile, H3G, Asda, Meteor, Tesco Mobile Ireland, Talkmobile, TalkTalk, with 2 distinct Samsung Galaxy A3 (2017) firmware versions found so far.
BTU Firmware Version History
| Version | Build Date | Security Patch |
|---|---|---|
| A320FLXXS9CTK2 | 2020-12-08 | — |
| A320FLXXS9CTK4 | 2020-12-08 | — |
2 Samsung Galaxy A3 (2017) firmware versions found for the BTU region, newest first.
Samsung Galaxy A3 (2017) BTU Firmware ArchiveOfficial Samsung Galaxy A3 (2017) firmware for the United Kingdom BTU region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
Samsung Galaxy A3 (2017) Combination & Special FilesCombination and service files for the Samsung Galaxy A3 (2017) (SM-A320FL) — authorized repair, FRP reset after service, and diagnostics.
| Device Mobile | Version | Bit - SW REV | FA | Change list | Updated | Status |
|---|---|---|---|---|---|---|
BTU Firmware FAQ
Which carriers use the BTU CSC on the Samsung Galaxy A3 (2017)?+
The BTU CSC is used by O2, Orange, Life Mobile, EE/T-Mobile, Virgin, Vodafone, BT Mobile, H3G, Asda, Meteor, Tesco Mobile Ireland, Talkmobile, and TalkTalk in United Kingdom. Flash the BTU firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy A3 (2017) firmware versions are available for the BTU region?+
2 distinct Samsung Galaxy A3 (2017) firmware versions have been found for the BTU (United Kingdom) region so far, from oldest to the latest build.
How is the BTU 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. BTU is the code for United Kingdom (O2, Orange, Life Mobile, EE/T-Mobile, Virgin, Vodafone, BT Mobile, H3G, Asda, Meteor, Tesco Mobile Ireland, Talkmobile, and TalkTalk) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.