Chosen Solution

my printer “epson L382” won’t print blue color even it is new, I hope anyone could help me and tell me what should i do

This video has lots of good advice. Be sure to pay attention to which ever section is appropriate to your particular printer. I got my epson wf-3640 working better but still has some nozzles with issues. The audio is computer generated speech and is pretty awful but the content is good and trustworthy I feel. https://www.youtube.com/watch?v=snp2whsK