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Your nozzle is .35 and your first layer is .32? Maybe try bringing that down a bit and run everything at .20 and see how it goes? edit: well maybe not, your Z isnt that out of whack. It just seems like your laying the filament on the glass vs giving a good squish for adhesion. That's the only way I ...

I was having the same issue with the steps. Changing the steps fixed the height, but now the X, and Y are too small. I used the calibration cube that was in mattercontrol, it should be 20x20x10mm. The Height is 10.08 , that is great, but now the X and Y are 18.22, and 18.26. The arms length is 269 ...