Samsung J2 Driver -

The cable is likely damaged or only supports charging. Swap to the original white Samsung cable that came with the J2. Also, try a USB 2.0 port (black interior) instead of USB 3.0 (blue interior).

Once the installation finishes, restart your PC to ensure the system registry updates. samsung j2 driver

file and follow the on-screen prompts (Selection of Region and Language). The cable is likely damaged or only supports charging