How to Fix "Communication Error" or "Cannot Communicate with Printer"

1. Check the printer's own network status first

Before touching your computer, check the printer's display (or print a network status page) for its actual Wi-Fi connection status. If it shows disconnected, that's the entire answer — the printer dropped off the network, and no computer-side fix will resolve a message that's accurately reporting a real disconnection.

2. Confirm both devices are still on the same network

Router restarts occasionally reassign devices to a different network segment or, on mesh systems, a different access point in a way that breaks discovery even though both devices show as "connected" to what looks like the same network name. Double-check the exact network name on both the printer and your computer.

3. Restart the print spooler (Windows)

A hung spooler service can report communication errors even when the printer itself is fine. Search "Services" in the Start menu, find Print Spooler, and restart it, then try printing again.

4. Power cycle both the printer and the router

Turn off the printer, unplug it for 60 seconds, and separately restart your router. This clears stale connection states on both ends and resolves communication errors caused by a router that's been running a long time without a restart, which is a more common cause than it sounds.

5. Check for an IP address change

If your printer was previously added using its specific IP address (rather than by name through the manufacturer's software), and your router reassigned it a different address, the computer will keep trying to reach the old, now-invalid address. Check the printer's current IP against what's configured on your computer, and reinstall or reconfigure the printer if they don't match.

6. Reinstall the printer if the above doesn't help

Remove the printer from your computer entirely and re-add it fresh, letting your operating system rediscover it on the network rather than relying on a potentially stale saved configuration. This resolves communication errors caused by outdated connection details that a simple retry won't fix.