Not sure if this came with yours. I bought mine years ago and needed to upgrade to this foot and plate
https://www.amazon.com/Janome-Darnin.../dp/B00DQBVM34
As well, if you have access to purple tip needles, it will help with skipping stiches. I had a terrible time with skipping stitches and broken thread.
https://www.janomesewingcentre.com.a...e-tip-needles/
Foot tension set at 0, tension set at 5, tiny purple setting at the top should have screw inset at about 1/8"