
Samsung Galaxy J1 Mini Prime
Every official firmware build for SM-J106B, newest first: one row per build with all regions (CSC) that received it.
Each firmware build has its own page at https://samfirm.shop/build/{PDA}, where {PDA} is the build number from the list above. Example: https://samfirm.shop/build/J106BUBS0ARH2
Specifications of SM-J106, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.
· Device stability improvements, bug fixes.
· New and / or enhanced features.
· Further improvements to performance.

SM-J106M

SM-J100VPP

SM-J105Y

SM-J200GU

SM-J110M
You can find the firmware on the model: SM-J106B page.
Yes, all firmware files for SM-J106B are 100% official, original, and obtained directly from Samsung servers.
To flash SM-J106B, you need to download the appropriate firmware, put your device into Download Mode, and use the Odin tool to load the BL, AP, CP, and CSC files.
Downgrading is only possible if the bootloader version (binary bit) of the old firmware matches the current one. Always check the binary version before flashing SM-J106B.