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Below are the router settings adjustment that we recommend:
Have the latest firmware updated on the router/gateway Multi-casting (multicast filtering) needs to be on or enabled (Allows Bonjour Connectivity) Allow Wireless Ports, these can also be blocked in security software: Incoming (UDP) ports : 137, 138, 161, 427 Outgoing (TCP) ports : 137, 139, 427, 9100, 9220, 9500 HP printers only support 2.4 GHz not 5GHz (have SSID name for 2.4 ghz changed/named differently than the 5ghz), confirm if your router has this feature Recommended that the network name and password DO NOT contain and spaces/punctuation or special characters Encryption should be WPA-TKIP or WPA2-TKIP/AES (printers are not compatible w/ WEP-shared encryption and WEP-Open is a very low encrytpion type) Make the password 10 digit alphanumeric. Dual broadcasting enabled (for wireless b/g and n networks) Mac filtering Disabled The built in Firewall should be at the default or lower settings Turn DMZ on from the router then add the static IP Address of the printer
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Have a Great Day! (SP NAME) Your Trusted HP Instant Ink Specialist