If your HP printer keeps going offline due to connectivity issues, start by checking the physical connection. Ensure the printer is properly connected to your computer via USB or to the Wi-Fi network. For wireless printers, verify that your router is functioning correctly and that the printer is connected to the right network. Restart both the printer and router to refresh the connect... https://www.c-sharpcorner.com/blogs/how-do-i-get-my-hp-printer-back-online