Make use of a laser printer or maybe a photocopier to print your format; inkjet printers would not do the job for the reason that their ink is soluble in water and would not transfer its ink towards the PCB board. make an effort to use any glossy paper you https://makeapcb09988.glifeblog.com/33924067/the-smart-trick-of-make-a-pcb-that-no-one-is-discussing