Printer Persistently Showing Offline — Fix for Windows and Mac

Fix printers that persistently show as 'Offline' in Windows or Mac despite being powered on and connected, including SNMP, WSD, and network discovery fixes. This guide covers everything you need to know about this topic, including common causes, step-by-step solutions, and answers to frequently asked questions.

Here are the key things to understand: A printer showing offline means the computer lost communication with the printer. Windows uses SNMP to check printer status — SNMP failures can falsely report offline. WSD (Web Services on Devices) printers may go offline if WSD discovery stops working. The printer's IP address may have changed via DHCP, breaking the connection. Power saving mode on the printer may disconnect from WiFi after idle periods. Understanding these fundamentals will help you diagnose and resolve this issue more effectively.

The most common reasons this occurs include: Printer IP address changed by DHCP and the computer still references the old IP. SNMP status check timing out and marking the printer as offline. WiFi power saving disconnecting the printer after periods of inactivity. WSD port monitor losing track of the printer on the network. Print queue stuck with an error job, blocking all subsequent jobs and showing offline. Identifying the root cause is the first step toward finding the right solution.

To resolve this, follow these recommended steps: Set a static IP on the printer to prevent DHCP address changes. Remove and re-add the printer using its IP address (TCP/IP port) instead of WSD. Clear stuck print queue: stop Print Spooler, delete files in C:\Windows\System32\spool\PRINTERS, restart spooler. Disable SNMP status: printer Properties > Ports > configure port > uncheck 'SNMP Status Enabled'. Disable printer power saving/sleep mode that disconnects WiFi. On Mac: System Settings > Printers > right-click > Reset printing system, then re-add printer. If these steps do not resolve the issue, consider consulting additional resources or a qualified professional.

This article is part of our Printer Error Codes collection on Error Codes Wiki. We provide comprehensive, up-to-date information to help you find solutions quickly.