MK64 usb+emmc

[OneByte]

hello everybody:
    I encountered a probabilistic problem that sometimes, Subfolder exception nesting root directory files in u-disk.U-disk is simulated using USB+EMMC.

so i want to know that usb-msc of MK64 is supporting for Unpluging USB without ejecting operation?

i don't konw what can cause the problem？who can help me,thank you.

[bobpaddock]

Run USBDeView, it will tell you if the device is safe to unplug without ejecting. For disk like devices the general answer is 'No'. Windows itself tends to write index files to devices unless Windows Search has been disabled.

https://www.nirsoft.net/utils/usb_devices_view.html