Dual extruder tutorial

[Viktor]

Can't use copy mode M605 S2 via back USB port

Here are my actual findings: M605 S2 command works via USB with FW v2.3.5, the oldest available FW. Any next FW (started v2.4.8 on screen/ v2.1.28 via USB) does not work correctly with M605 S2 command. (Update: The older FWs are no more available for download but I can share it.) Any other modes (S0, S3 tested) seems to be OK. OSS versions of FW started as v 2.2.11 doesn’t work as well. Can local staff check which change (v2.3.5/v2.4.8) can be the key issue here? Note: Similar issue has Marl…