There is a Lock switch on the left side of the SD card. Make sure the Lock switch is slid up (unlock position). You will not be able to modify or delete the contents on the memory card if it is locked.

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SOLUTION 2 - Toggle the lock switch.

If the lock switch is not on lock:
1. Slide the switch up and down. Repeat this 3 times.
2. Let it stay on the Lock position for 30 seconds.
3. Slide the switch up to unlock the card.
4. Try to transfer files into the device.


For non-SD cards: Format the card

The data on the memory card may be corrupted. Format the card under Disk Management and then try to transfer files to the device once more.

WARNING: Formatting will delete all the files in the device. Backup all your data before formatting.