Known for their user-friendly technology and high-quality prints, HP printers are considered one of the best printers across the world. Although the interface is highly user-friendly as this is an electronic device it will undoubtedly have some technical issues. While using it at the office or at home, a few issues can happen which may demolish the whole experience. In any case, there are straightforward manners by which Customer can correct every single such issue. Additionally, in the event that there are some mind boggling specialized issues, at that point the users are prescribed to look for specialized help through standard Printer Offline help number. Error Codes in Canon Printers Regarding Cartridges 1. U162: This error code usually occurs when there are empty cartridges. If this message prompts even after inserting cartridge then follow the following instructions: On the printer, find the STOP/RESET/RESUME button, press and hold it down....