This thing happens with everyone that sometime when they try to print anything then their printer won’t print black. At that time, we would suggest you do some basic things that may help you to take a black print out.
● Try to switch off and then On your printer then Try to print a test page.
● Check your printer cartridge - whether it has black ink in it or not.
● Check Your Printhead – Most printers have this feature inbuilt in it. But if you are unable to check whether it is working correctly or not, then you can also clean it manually.
printer won't print black