Printers commonly fail to connect to Wi-Fi for three reasons: wrong frequency band (5GHz vs 2.4GHz), router security settings (AP isolation / MAC filtering), or an incorrect password. Follow these steps in order.
1. Check the Wi-Fi Band (2.4GHz vs 5GHz)
Most printers — especially models older than 2020 — only support the 2.4GHz band. If your router broadcasts separate SSIDs for each band, connect the printer to the 2.4GHz network.
Use a 2.4GHz SSID
On dual-band routers, look for an SSID ending in _2G or 2.4. Connect the printer to that network, not the 5GHz one.
Disable DFS Channels
In router admin settings, set 2.4GHz channel to 1, 6, or 11 only. DFS channels can cause intermittent drops on printers.
Disable AP Isolation & MAC Filtering
AP isolation blocks devices on the same network from communicating. MAC filtering blocks unknown devices. Disable both temporarily to test.
2. Connect via WPS (Push-Button)
WPS is the fastest method when your router supports it.
Press the Printer’s Wi-Fi / WPS Button
On most HP, Canon, Epson, and Brother printers, hold the Wi-Fi or Wireless button for 3–5 seconds until the Wi-Fi light blinks.
Press the Router WPS Button
Within 2 minutes, press the WPS button on your router. The printer’s Wi-Fi light will stop blinking and stay solid when connected.
Use the manual SSID method: go to the printer’s Network / Wireless Settings menu, select your SSID, and enter the Wi-Fi password.
3. Use Wi-Fi Direct for Ad-Hoc Printing
Wi-Fi Direct creates a temporary network directly between your device and the printer — no router needed.
- Enable Wi-Fi Direct on the printer (usually under Settings → Network → Wi-Fi Direct).
- On your PC or phone, search for the printer’s Wi-Fi Direct SSID (format:
DIRECT-XX-PrinterModel). - Connect and print. Note: internet access is not available while connected this way.
4. Reserve a Static IP in Your Router
If the printer reconnects but later shows offline, its IP address is changing. A DHCP reservation fixes this permanently.
- Print a Network Configuration page from the printer to find its MAC address.
- Log into your router admin panel and find DHCP Reservations or Address Binding.
- Add the printer’s MAC address and assign a fixed IP outside the DHCP pool (e.g.
192.168.1.200). - Save, reboot the printer, and update the printer port in Windows if the IP changed.
The printer will always get the same IP and stay discoverable after reboots.
Driver Issues Causing Wi-Fi Problems?
Outdated drivers can prevent Wi-Fi setup. Printeroids Driver Updater installs the correct driver automatically.