Free, direct downloads of official stock firmware for the Samsung Galaxy A55 (model code SM-A556S) in the SKC region. Pick a build to update, repair, or unbrick your device with the Odin tool.
Samsung Galaxy A55 (SM-A556S) — SKC
Released 2024, March 15
213g, 8.2mm thickness
Android 14, up to 4 major upgrades
128GB/256GB storage, microSDXC, card slot
Samsung Galaxy A55 Released 2024, March 15 | 213g, 8.2mm thickness | Android 14, up to 4 major upgrades | 128GB/256GB storage, microSDXC | Super AMOLED, 120Hz, HDR10+, 1000 nits (HBM) | 50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS
12 MP, f/2.2, 123˚ (ultrawide), 1/3.06", 1.12µm
5 MP (macro) | Li-Ion 5000 mAh
Samsung Galaxy A55 Network Specifications
Detailed Network specifications for the Samsung Galaxy A55:
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 SKC code is used in South Korea by SK Telecom, with 2 distinct Samsung Galaxy A55 firmware versions found so far.
2 Samsung Galaxy A55 firmware versions found for the SKC region, newest first.
Samsung Galaxy A55 SKC Firmware Archive
Official Samsung Galaxy A55 firmware for the South Korea SKC region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
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Samsung Galaxy A55 Combination & Special Files
Combination and service files for the Samsung Galaxy A55 (SM-A556S) — authorized repair, FRP reset after service, and diagnostics.
Device Mobile
Version
Bit - SW REV
FA
Change list
Updated
Status
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SKC Firmware FAQ
Which carriers use the SKC CSC on the Samsung Galaxy A55?+
The SKC CSC is used by SK Telecom in South Korea. Flash the SKC firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy A55 firmware versions are available for the SKC region?+
2 distinct Samsung Galaxy A55 firmware versions have been found for the SKC (South Korea) region so far, from oldest to the latest build.
How is the SKC 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. SKC is the code for South Korea (SK Telecom) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.