Are you printing b/w with the printer set to colour mode ?. Some printers tend to print with a blue tint when printing b/w in colour mode, my Epson certainly does. Its worth checking your machine in black and white mode.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?