To do calibration is easy but need your patient.
With good calibration , you will get high resolution , and fast production
If you still use single head printer , if you sill use your dual heads printer with single head printing , now learn how to do calibration
That is necessary !
Now our printer even use 4 heads , 8 heads etc , learn it now
My email is agnes@mtutech.com, my whatsapp is 008618721967680