On this page, you will find the official link to download Samsung SM-R350 Stock Firmware ROM (flash file) on your Computer. Firmware comes in a zip package, which contains Flash File, Flash Tool, USB Driver, and How-to Flash Manual.
Samsung Gear Fit SM-R350 Stock Firmware (flash file)
The Flash File will help you to Upgrade, Downgrade, or re-install the Stock Firmware (OS) on your Mobile Device. The Flash File (ROM) also helps you to repair the Mobile device, if it is facing any Software Issue, Bootloop Issue, IMEI Issue, or Dead Issue.
File Name: R350XXU0BNE5_R350OXA0BND8_AFG.zip
File Size: 9 MB
Flash Tool: Odin Download Tool
How to Flash (install): Follow Tutorial