Click each button in Odin and navigate to your extracted folder:
You’ll need (yes, the same tool from the Galaxy S2 era). The J7 Nxt uses a Samsung Exynos 7870, so no Qualcomm EDL complications. Plug the phone into Download Mode (Volume Down + Home + Power), and within 5 minutes, you’re back to a fresh Oreo setup. samsung galaxy j7 nxt firmware download
| Error in Odin | Meaning | Solution | | :--- | :--- | :--- | | | Binary size mismatch or locked bootloader | You are trying to downgrade Android versions (e.g., 8.1 to 7.0). Samsung blocks this. Flash only the latest firmware for your region. | | Complete(Write) operation failed | USB cable or port issue | Switch to a USB 2.0 port (not 3.0). Change the cable. Restart PC. | | Set Partition | Corrupted download or wrong model | Redownload the firmware. Verify you have SM-J701F files for an SM-J701F phone. | | FRP Lock | Factory Reset Protection active | You must go to the CSC tab and select a CSC file that forces a full wipe. Do NOT use HOME_CSC. | Click each button in Odin and navigate to
: Provides direct firmware details including PDA and CSC versions, such as the Android 9.0 (Oreo) build for the SM-J701F. | Error in Odin | Meaning | Solution
While they don't host direct firmware file downloads, the Samsung India Support page provides user manuals and software update instructions. Essential Tools for Installation