Thank you for sharing your concern. We acknowledge your query and apologize for the same. And please follow the easy troubleshooting steps which might help to solve the issue.
1. Settings>>>Developer option>>Default USB configuration>>>USB tethering>>Disable it.
2. If the issue still persists then check the USB connection. Perform interactive checks through Samsung member apps:- Path:- Samsung member>>>Get help>>>Interactive check>>Charger/USB.
3. Also make sure that you are using a genuine Samsung charge.
In case the issue still occurs. Please register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Ask question).
Thank you for writing to Samsung. Warm regard, Samsung customer support
