1. Restart your device once and then chk it again 2. Start a diagnostic test from Samsung members app. 3. Start your device in safe mode and then test your device.
if still not your working then your have to visit Samsung service center when lockdown is over.
By following the bellow mentioned steps your issue will be resolved:-
1) Try different OTG with your device.
2) Check by other pen drive.
3) Check USB connection :- Perform interactive checks through the Samsung Member apps (Samsung members -> Get Help -> Interactive checks -> Charger/USB).
4) Check device in safe mode :- Power off the device -> Press and hold the Power key for one or two seconds -> When the Samsung logo appears, press and hold the Volume down key. Exit safe mode: - Restart the device.
5) Reset the device :- Tap on Settings -> General Management -> Reset settings. Note :- Kindly create data backup of your device via SMART switch mobile application
If issue does't get resolved or for further assistance, kindly register your concern in Samsung members app (Samsung Member > Get help > send feedback > Ask question/Error report)
