Free, direct downloads of official stock firmware for the Samsung Galaxy On5 (model code SM-G550T2) in the TMB region. Pick a build to update, repair, or unbrick your device with the Odin tool.
Detailed Battery specifications for the Samsung Galaxy On5:
Battery
Li-Ion 2600 mAh, removable
Samsung Galaxy On5 memory Specifications
Detailed memory specifications for the Samsung Galaxy On5:
Internal
8GB 1.5GB RAM
Card slot
microSDXC (dedicated slot)
Samsung Galaxy On5 Main Camera Specifications
Detailed Main Camera specifications for the Samsung Galaxy On5:
Video
1080p@30fps
Features
LED flash
Camera
8 MP, f/2.2, AF
TMB Region Firmware Info
TMB - United States
T-Mobile
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 TMB code is used in United States by T-Mobile, with one Samsung Galaxy On5 firmware version known so far.
Samsung Galaxy On5 TMB Firmware Archive
Official Samsung Galaxy On5 firmware for the United States TMB region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
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Samsung Galaxy On5 Combination & Special Files
Combination and service files for the Samsung Galaxy On5 (SM-G550T2) — authorized repair, FRP reset after service, and diagnostics.
Device Mobile
Version
Bit - SW REV
FA
Change list
Updated
Status
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TMB Firmware FAQ
Which carriers use the TMB CSC on the Samsung Galaxy On5?+
The TMB CSC is used by T-Mobile in United States. Flash the TMB firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy On5 firmware versions are available for the TMB region?+
Currently one known Samsung Galaxy On5 firmware version is available for the TMB (United States) region.
How is the TMB 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. TMB is the code for United States (T-Mobile) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.
Samsung Galaxy On5 (SM-G550T2) — TMB
TMB - United States
Samsung Galaxy On5 TMB Firmware Archive
Samsung Galaxy On5 Combination & Special Files