HP LaserJet Enterprise MFP M430, M431 User Guide

Table Of Contents
The printer does not print, and the computer has a third-party rewall installed
Verify that a rewall is not interfering with wireless communication.
1. Update the rewall with the most recent update available from the manufacturer.
2. If programs request rewall access when you install the printer or try to print, make sure that you allow the
programs to run.
3. Temporarily turn o the rewall, and then install the wireless printer on the computer. Enable the rewall
when you have completed the wireless installation.
The wireless connection does not work after moving the wireless router or printer
Verify that the printer and network settings are correct.
1. Make sure that the router or printer connects to the same network that your computer connects to.
2. Print a conguration page.
3. Compare the service set identier (SSID) on the conguration page to the SSID in the printer conguration
for the computer.
4. If the numbers are not the same, the devices are not connecting to the same network. Recongure the
wireless setup for the printer.
Cannot connect more computers to the wireless printer
Complete the following steps to solve connection issues.
1. Make sure that the other computers are within the wireless range and that no obstacles block the signal.
For most networks, the wireless range is within 30 m (100 ft) of the wireless access point.
2. Make sure that the printer is turned on and in the ready state.
3. Make sure there are not more than 5 concurrent Wireless Print Direct users.
4. Turn o any third-party rewalls on your computer.
5. Make sure that the wireless network is working correctly.
6. Make sure that your computer is working correctly. If necessary, restart the computer.
The wireless printer loses communication when connected to a VPN
Typically, you cannot connect to a VPN and other networks at the same time.
The network does not appear in the wireless networks list
Follow these steps when the network does not appear in the wireless network list on your computer or mobile
device.
Make sure the wireless router is turned on and has power.
The network might be hidden. However, you can still connect to a hidden network. Make sure the router/
access point is advertising the SSID by checking for its SSID in the available networks seen by your mobile
device.
The printer does not print, and the computer has a third-party
rewall installed 209