Should I use a static or dynamic IP for my printer?

Static IP is recommended. DHCP can change the printer's IP, causing connections to break. Assign a static IP outside the DHCP range.

What is AP isolation?

AP (Access Point) isolation prevents wireless devices from communicating with each other. Disable it in your router settings to allow printing.

Warningnetwork

Fix network printer setup errors including printer not found on network, incorrect IP configuration, firewall blocking, and wireless setup failures.

Network printers use mDNS/Bonjour, WSD, or SNMP for discovery on the local network
Printers on a different subnet or VLAN than the computer will not be auto-discovered
Wireless printers need to be on the same Wi-Fi network as the computer
Static IP is recommended for network printers to prevent DHCP address changes
Windows Firewall must allow printer discovery protocols (mDNS port 5353, WSD)

Printer and computer on different subnets or VLANs
Wireless printer not connected to Wi-Fi or on a different network (guest vs main)
Windows Firewall blocking printer discovery protocols
Printer's IP address changed after DHCP lease renewal
Router's AP isolation feature preventing device-to-device communication

1Print a network configuration page from the printer to find its IP address
2Ping the printer IP from the computer: ping PRINTER_IP — verify connectivity
3Add printer by IP: Windows Settings > Printers > Add > The printer I want isn't listed > Add using TCP/IP
4Set a static IP on the printer through its web interface (access via browser at printer IP)
5Check firewall: ensure 'Network Discovery' and 'File and Printer Sharing' are allowed for Private networks