Problem description: There is no response when the machine inserts or unplugs the USB flash disk
Export and reformat the USB flash disk file. Select FAT32 with a size of 4096, and then import the file again.
If the problem cannot be solved, please learn more
Have you ever plugged or unplugged the USB flash disk too hard? If so, it may have caused the solder joints on the motherboard to loosen. You can learn about and observe the details of how to replace the motherboard - Ant at Cloudtop 3D Printing Network (Phrozen hardware: Replacing the Mainboard (antinsky.com)). Plug or unplug the USB flash disk inside the machine to see if it can be identified. If the motherboard cannot be identified, please contact us and explain the reason