My Mobile M30 Purchese 16.10.20 New Mobile. Not Problen Solve.
Error this. USB Connector Connected And Dissconnected Not Plug In Cable. In Display Error. How To Solve This
Dear Samsung Member,
Greetings from Samsung Customer Support!
Kindly follow the below mentioned step to improve the performance of the device:
Check device in safe mode: Using Safe Mode on a Samsung phone or tablet allows you to force the device to run the essential operating system, and disable most 3rd party applications.
Enter safe mode: Press and hold the Power key, when Power off icon appears.>Press and hold the power off icon.
Exist safe mode: Press volume down and power key simultaneously for 5 seconds to restart the device.
Note: If your device functions correctly in Safe Mode, it is most likely that the issue lies with a 3rd party application that can be uninstalled to resolve the problem.
Kindly perform the interactive check of vibration in Samsung Member Application (Samsung member app>>Get help>>Interactive checks>>Vibration).
For further assistance, register your concern in Samsung Members Application (Samsung Members App > Feedback >Error report > Attach log file for any issue)
Thank you for writing to Samsung.
Samsung Customer Support