Free, direct downloads of official stock firmware for the Samsung Galaxy M15 (model code SM-M156B) in the SLK region. Pick a build to update, repair, or unbrick your device with the Odin tool.
Samsung Galaxy M15 (SM-M156B) — SLK
Released 2024, April 5
217g, 9.3mm thickness
Android 14, up to 4 major upgrades
128GB/256GB storage, microSDXC, card slot
Samsung Galaxy M15 Released 2024, April 05 | 217g, 9.3mm thickness | Android 14, up to 4 major upgrades | 128GB/256GB storage, microSDXC | Super AMOLED, 90Hz, 800 nits (HBM) | 50 MP, f/1.8, (wide), AF
5 MP, f/2.2, (ultrawide)
2 MP (macro) | 6000 mAh
Samsung Galaxy M15 Network Specifications
Detailed Network specifications for the Samsung Galaxy M15:
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 M15 firmware version known so far.
Samsung Galaxy M15 SLK Firmware Archive
Official Samsung Galaxy M15 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 M15 Combination & Special Files
Combination and service files for the Samsung Galaxy M15 (SM-M156B) — 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 M15?+
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 M15 firmware versions are available for the SLK region?+
Currently one known Samsung Galaxy M15 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 M15 (SM-M156B) — SLK
SLK - Sri Lanka
Samsung Galaxy M15 SLK Firmware Archive
Samsung Galaxy M15 Combination & Special Files