QNAP QG-103N, User Manual, Page: 103 / 118

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Data cannot be copied to a SD card.

The SD card is write-protected.
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Release the write-protection, and then copy.

There is not enough free space on the SD card. Delete unnecessary data in the memory
card, and then copy.
Data delete
Data in an Android device cannot be deleted.

The memory area of the Android device is write-protected.

Release the write-protection, and then delete.

In Android 4.4, delete files to external SD card are prohibited.

Deleted data cannot be recovered. Pay careful attention before deleting data.
Data in an iOS device cannot be deleted.

Contents in the Camera Roll cannot be deleted by "Qfile." Delete them from the
Camera Roll.
Data in a USB device (USB flash drive, etc.) cannot be deleted.

The USB device (USB flash drive, etc.) is write-protected.

Release the write-protection, and then delete.

Deleted data cannot be recovered. Pay careful attention before deleting data.
Data in a SD card cannot be deleted.

The SD card is write-protected.

Release the write-protection, and then delete.

Deleted data cannot be recovered. Pay careful attention before deleting data.
Data have been deleted by mistake.

Deleted data cannot be recovered. Pay careful attention before deleting data. Saving
important data to other media, such as a computer, or NAS, is recommended.