The most frequent problem is IP tackle conflict, in which your printer is assigned an IP address that some other machine uses. Within your router settings, assign your printer a static IP address to end this from taking place and set it a long way aside from different IP addresses. how do you change a printer from offline to online
1. Your printer might appear offline if it can’t communicate with your PC. Here are some things to try to get your printer back online.
2. Check to make sure the printer is turned on and connected to the same Wi-Fi network as your PC. Your printer’s built-in menu should show which network it’s connected to, or check your printer’s manual for more info.
3. Verify that your printer is not in Use Printer Offline mode. Select Start > Settings > Devices > Printers & scanners. Then select your printer > Open queue. Under Printer, make sure Use Printer Offline is not selected.
4. Also use Lan Wire if Lan Port Is available else keep the Wifi Router Close to your Printer for non disruptive connection.
This shall help you solve the Problem.