How to format Micro SD Card in Samsung Mobile Device?
A memory card formatted on a computer may not be compatible with the device. Before formatting the memory card, remember to make backup copies of all important data stored in the memory card. The manufacturer’s warranty does not cover loss of data resulting from user actions.
To format your Micro SD Card in Samsung Mobile Device (Galaxy S8/S8+, Note8, A8/A/8+, S9/S9+), follow these steps: