When the gcode file is uploaded to the SD card, the file name and suffix will change

[xiaoyu]

When the gcode file is uploaded to the SD card, the file name and suffix will change. For example, xxxx.gco. The new file name generated cannot be recognized by the 3D printer. Can this file name be defined by yourself. need help. My printer model is creality3d cr6se

[Ewald_Ikemann]

Hello @xiaoyu !

You may have a look on this:

Why does OctoPrint display files on the printer's SD so weirdly?

OctoPrint displays files from your printer's SD card in DOS 8.3 format because this is how it receives them from your printer's firmware: >>> M20 <<< Begin file list <<< MK3_PL~1.GCO 1292573 <<< MK3_PL~2.GCO 5812176 <<< MK3_PL~3.GCO 3190208 <<< MK3_PL~4.GCO 38102949 <<< MK3686~1.GCO 350775 <<< MK310C~1.GCO 1669802 <<< MK2E6F~1.GCO 9426676 <<< MK84CF~1.GCO 38935303 <<< MK57DB~1.GCO 20070962 <<< MK4CEF~1.GCO 23558921 <<< MK7400~1.GCO 456914 <<< MK9F5E~1.GCO 19026227 <<< MK6E26~1.GCO 29052944 <<< …