There is nothing within the Driver for that option. If you get the same type of output on a copy we would be looking at a hardware issue. But as far as making adjustments to the square of your fold. There is nothing within the driver for that option
Running a 3 month old C60 and trying to fold an 11 x 17 sheet to 8.5 x 11, but the fold is out of square about .125". Is there an adjustment I can make? Sheet is 80# gloss text.