In this problem, you can resolve it very easily so if you are facing issues like HP printer not printing color or anything else then you just need to find the major reason for it and you will be enjoying your printer works. So, this is not the major issue that can easily be solved but without knowing about specific details about this issue you will never know so you just need to check the below list.
Check wiring from both ends like properly connected to USB cable to computer and from socket.
Check network address from both wireless or through network because the printer address and the given address should be match.
Paper and ink or toner should be installed correctly where you must check your supplies.
Drivers should be installed correctly and after it, you can do a test print.
Before start printing check printer must on.