Gcode "T0" needs to pause the print

[Zergie]

"T0" (and others) need to pause the printing process. Printing should resume once the filament has been correctly changed. If there is an error, the print should be aborted.

This must be done to manage your filament in applications such as Orca Slicer. When you select a filament there, 'Tx' commands are inserted into the .gcode file.