# Check for new versions upgrade_tool.check_versions()
– The tool now recalibrates limit switch debounce delays. This sounds boring until you realize it stops the dreaded “Y-axis grinding of death” that plagued early M1 units. xtool upgrade tool v2.0.57
: Remove the SD card from the diagnostic tool and insert it into the PC via a USB card reader. : Launch the Upgrade Tool V2.0.57 , which should automatically recognize the card, and click to finish the process. Xtool.co.uk Version 2.0.57 Specifics # Check for new versions upgrade_tool