When a Canon printer is not connecting to WiFi, wireless printing can suddenly stop working on Windows, Mac, iPhone, Android, or other devices. The issue may be caused by an incorrect WiFi password, weak wireless signal, router settings, incompatible WiFi frequency, outdated printer drivers, or incorrect network configuration. (Dial +1-801-878-6858 USA)
Fortunately, most Canon wireless printer connection problems can be fixed with a few troubleshooting steps. This guide explains the top fixes that work and shows you how to reconnect your Canon printer to WiFi.
Before trying advanced troubleshooting, it's useful to understand the most common causes.
Your Canon printer may fail to connect because of:
Start with the simple solutions below before moving to advanced fixes.
The first thing to try is restarting the printer.
A restart can clear temporary network and communication errors.
The problem may actually be with the router rather than your Canon printer.
To restart your router:
If your phone and computer are also having difficulty connecting to WiFi, troubleshoot the router first.
An incorrect password is one of the most common reasons a Canon printer cannot connect to WiFi.
Make sure the password is entered exactly as configured on your router.
WiFi passwords are case-sensitive. For example:
HomeWiFi123
and
homewifi123
are different passwords.
If you recently changed your WiFi password, your Canon printer may still have the old password saved. Reconfigure the wireless connection using the new password.
Your printer may be trying to connect to the wrong wireless network.
Check the available networks displayed during wireless setup and select your current home or office network.
For example:
Correct: Home_WiFi
Incorrect: Home_WiFi_Guest
The computer and printer should generally be connected to the same local network for wireless printing.
Distance can affect wireless connectivity.
If your Canon printer is far away from the router, temporarily move it closer and try connecting again.
Avoid placing the printer:
If the printer connects successfully after moving closer, the original problem may have been a weak WiFi signal.
This is an especially important step for older Canon printers.
Some Canon models support only 2.4 GHz WiFi, while newer models may support both 2.4 GHz and 5 GHz.
If your router combines both frequencies under one network name and your printer refuses to connect, try connecting the printer to a dedicated 2.4 GHz network if your model requires it.
Check your printer's specifications or manual to determine which wireless bands it supports.
If your Canon printer and router support WPS, you may be able to connect them without manually entering the WiFi password.
The exact WPS procedure varies by Canon model, so use the instructions for your particular printer.
If your printer previously connected to a different router or WiFi network, old network information may be preventing a new connection.
Resetting the network settings can remove the old configuration.
After resetting:
Important: Resetting network settings disconnects the printer from its current wireless network.
Many Canon wireless printers have a WiFi or wireless indicator.
Depending on the model, the indicator may show whether wireless networking is enabled or connected.
If the WiFi indicator is off, wireless networking may not be enabled.
If it is flashing continuously, the printer may be attempting to establish a connection.
If the printer appears connected but your computer cannot find it, continue with the computer and network troubleshooting steps below.
Canon provides setup and support resources for configuring compatible printers.
Visit Canon Support and search for your exact printer model.
Download the appropriate setup software or driver for your operating system and follow the wireless setup instructions.
When prompted, select the wireless/network connection option.
This can be particularly useful when Windows or macOS cannot automatically discover the printer.
If the printer connects to WiFi but Windows cannot communicate with it, remove the existing printer installation and add it again.
If Windows does not find the printer, make sure the printer is powered on and connected to the same network as the computer.
A corrupted or outdated driver can cause communication problems even when the printer is successfully connected to WiFi.
To reinstall the driver:
Always use a driver intended for your exact Canon printer model and operating system.
A firewall or security program may prevent your computer from communicating with a wireless printer.
If the Canon printer is connected to WiFi but isn't detected by your computer, check your firewall and antivirus settings.
Look for blocked Canon printer applications or network communication.
Instead of permanently disabling your firewall, configure an appropriate exception if the firewall is confirmed to be responsible.
This is an important check when your printer is connected but printing doesn't work.
For example:
Computer: HomeWiFi
Printer: HomeWiFi
This is generally correct.
But if you have:
Computer: HomeWiFi
Printer: HomeWiFi_Guest
the devices may not be able to communicate properly because guest networks often isolate connected devices.
Reconnect both devices to the same local network.
If the Canon printer still won't connect, check your router.
Possible router-related causes include:
If you recently replaced your router, the printer may need to be configured again from the beginning.
A printer can sometimes appear connected to WiFi but still have a network communication problem.
Check the printer's network information or print a network configuration page if your model supports it.
You may see an IP address such as:
192.168.1.25
The computer and printer should normally be communicating through the same local network.
If the printer has an invalid or unexpected IP address, reconnecting it to WiFi or restarting the router may help.
If the printer is connected to WiFi but print jobs are stuck, the Windows Print Spooler may be responsible.
Follow these steps:
services.msc.
This solution addresses Windows printing problems rather than the actual WiFi connection.
A VPN can sometimes interfere with communication between your computer and local network devices.
If your Canon printer is connected to WiFi but your computer cannot discover it, temporarily disconnect the VPN and test printing.
If the printer works after disconnecting the VPN, check your VPN application's settings for an option that allows local network/LAN access.
If other devices connect normally but the Canon printer repeatedly disconnects, your router's firmware could be contributing to the problem.
Log in to your router's administration interface and check whether a firmware update is available.
Router updates can improve:
Follow the router manufacturer's instructions when updating firmware.
If you changed your router or WiFi network, your Canon printer may still have the old network information.
For example, your old network might have been:
OldHomeWiFi
Your new network might be:
NewHomeWiFi
The printer will not automatically know the new credentials in many cases.
Reconfigure the printer's wireless settings and select the new network.
If you changed only the WiFi password, the printer may still have the old password saved.
Open the printer's wireless setup menu and reconnect it using the new password.
If the printer refuses to accept the new settings, reset its network configuration and perform the wireless setup again.
Sometimes the WiFi connection itself is working correctly, but printing fails for another reason.
Check:
Try printing a test page directly from the printer if the model supports this feature.
If the printer shows that it is connected to WiFi but your computer cannot find it, try the following:
These steps address most printer-discovery problems.
If none of the above solutions work, there may be a deeper compatibility, hardware, or network configuration problem.
Before contacting support, collect the following information:
Having this information available can make troubleshooting much easier.
Try these fixes in this order:
The most common causes are an incorrect WiFi password, weak signal, incompatible WiFi frequency, incorrect network configuration, router restrictions, or outdated printer software.
Open the printer's wireless/network setup, select your WiFi network, enter the correct password, and complete the setup. If this doesn't work, reset the printer's network settings and configure the connection again.
Some Canon printers support only 2.4 GHz WiFi. If your printer does not support 5 GHz, connect it to a compatible 2.4 GHz wireless network.
Repeated disconnections can be caused by weak signal strength, wireless interference, router problems, incompatible settings, or changing network configurations.
Make sure the printer and computer are connected to the same network. Then restart both devices, check firewall settings, remove and re-add the printer, and reinstall the appropriate Canon driver if necessary.
Resetting network settings can help when saved WiFi credentials or incorrect network information are preventing the printer from connecting. After the reset, you will need to configure the wireless connection again.
When your Canon printer is not connecting to WiFi, the problem is usually related to wireless credentials, network configuration, router settings, signal strength, WiFi compatibility, or printer software.
Start with the simplest fixes: restart the printer and router, verify the WiFi password, confirm the correct network, and move the printer closer to the router. If those steps don't work, try WPS, reset the printer's network settings, check the 2.4 GHz/5 GHz configuration, and reinstall the correct Canon driver.
For model-specific setup instructions and software, use Canon Support and search for your exact printer model.