Best on desktop. You can draft and review here, but final calibration and printing are much easier on a desktop computer.
Printer profiles
One profile per printer, holding its measured alignment correction.
Epson EcoTank (A4 carrier)
Not verifiedX 0 mm · Y 0 mm · scale 1 · rot 0°
Long edge first · Face up
Generic printer (exact cheque size)
Not verifiedX 0 mm · Y 0 mm · scale 1 · rot 0°
Long edge first · Face up