Free, direct downloads of official stock firmware for the Samsung Galaxy A03s (model code SM-A037F) in the SLK region. Pick a build to update, repair, or unbrick your device with the Odin tool.
Samsung Galaxy A03s (SM-A037F) — SLK
Released 2021, August 18
196g, 9.1mm thickness
Android 11, up to Android 13, One UI 5.1 Core
32GB/64GB storage, microSDXC, card slot
Samsung Galaxy A03s Released 2021, August 18 | 196g, 9.1mm thickness | Android 11, up to Android 13, One UI 5.1 Core | 32GB/64GB storage, microSDXC | PLS LCD | 13 MP, f/2.2, (wide), AF
2 MP (macro)
Auxiliary lens | Li-Po 5000 mAh
Samsung Galaxy A03s Network Specifications
Detailed Network specifications for the Samsung Galaxy A03s:
Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
4G
1, 3, 5, 7, 8, 20, 28, 38, 40, 41
3G
HSDPA 850 / 900 / 2100
2G
GSM 850 / 900 / 1800 / 1900
Technology
GSM / HSPA / LTE
Timeline
Released2021, August 18
Samsung Galaxy A03s body Specifications
Detailed body specifications for the Samsung Galaxy A03s:
SIM
Nano-SIM + Nano-SIM
Build
Glass front, plastic frame, plastic back
Weight
196 g (6.91 oz)
Dimensions
164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)
Samsung Galaxy A03s MISC Specifications
Detailed MISC specifications for the Samsung Galaxy A03s:
SAR EU
0.36 W/kg (head) 1.09 W/kg (body)
Colors
Black, Blue, White
Samsung Galaxy A03s display Specifications
Detailed display specifications for the Samsung Galaxy A03s:
Resolution
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size
6.5 inches, 102.0 cm 2 (~81.8% screen-to-body ratio)
Type
PLS LCD
Samsung Galaxy A03s Sound Specifications
Detailed Sound specifications for the Samsung Galaxy A03s:
3.5mm jack
Yes
Loudspeaker
Yes
Samsung Galaxy A03s Platform Specifications
Detailed Platform specifications for the Samsung Galaxy A03s:
Detailed Main Camera specifications for the Samsung Galaxy A03s:
Video
1080p@30fps
Features
LED flash
Camera
13 MP, f/2.2, (wide), AF
2 MP (macro)
Auxiliary lens
SLK Region Firmware Info
SLK - Sri Lanka
DialogMobitelEtisalatAirtelHutch
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 SLK code is used in Sri Lanka by Dialog, Mobitel, Etisalat, Airtel, Hutch, with one Samsung Galaxy A03s firmware version known so far.
Samsung Galaxy A03s SLK Firmware Archive
Official Samsung Galaxy A03s firmware for the Sri Lanka SLK region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
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Samsung Galaxy A03s Combination & Special Files
Combination and service files for the Samsung Galaxy A03s (SM-A037F) — authorized repair, FRP reset after service, and diagnostics.
Device Mobile
Version
Bit - SW REV
FA
Change list
Updated
Status
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SLK Firmware FAQ
Which carriers use the SLK CSC on the Samsung Galaxy A03s?+
The SLK CSC is used by Dialog, Mobitel, Etisalat, Airtel, and Hutch in Sri Lanka. Flash the SLK firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy A03s firmware versions are available for the SLK region?+
Currently one known Samsung Galaxy A03s firmware version is available for the SLK (Sri Lanka) region.
How is the SLK 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. SLK is the code for Sri Lanka (Dialog, Mobitel, Etisalat, Airtel, and Hutch) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.
Samsung Galaxy A03s (SM-A037F) — SLK
SLK - Sri Lanka
Samsung Galaxy A03s SLK Firmware Archive
Samsung Galaxy A03s Combination & Special Files