If your HP printer shows offline, start by checking power and cable connections. Ensure the printer and computer are on the same WiFi network. Restart your printer, router, and computer. Set the printer as default and disable “Use Printer Offline” in settings. Update or reinstall printer drivers from HP support. Running the Windows printer troubleshooter can also help resolve connecti... https://sites.google.com/view/my-hp-printer-back-online/home