: A widely used source for official Samsung stock firmware. You can filter by model like SM-J701F or SM-J701M .
: Unzip the downloaded firmware; you will typically see files starting with BL, AP, CP, and CSC : Connect your phone to the PC via USB. Odin should show an message or a highlighted blue/yellow COM port. Load Files and select the file starting with and select the file starting with (this is the largest file and may take a moment to load). and select the file starting with and select keep your data wipe the device and perform a clean install. in Odin. Once finished, a green samsung galaxy j7 nxt firmware download work