Use TP-Link Router as WiFi Range Extender

If your house has weak WiFi zones, you don’t need to buy a new extender. You can convert an old TP-Link router into a powerful WiFi repeater and extend your network coverage for free.

This guide shows how to configure a TP-Link TL-WR841N router as a wireless range extender. No cable is required after setup.

This method works with most TP-Link N-series routers.


What You Need

  • Main WiFi router
  • TP-Link router (TL-WR841N or similar)
  • Computer or laptop
  • WiFi password of main router

Step 1 — Connect to TP-Link Router

Turn on the TP-Link router and connect your computer to it via WiFi or Ethernet cable.

Open a browser and type:

192.168.0.1

Login using default credentials:

Username: admin
Password: admin

Step 2 — Enable Repeater / Range Extender Mode

  1. Go to Operation Mode
  2. Select Range Extender
  3. Click Save
  4. Router will reboot

The router is now ready to act as a repeater.


Step 3 — Change Router IP Address

This prevents IP conflict with your main router.

If your main router IP is:

192.168.0.1

Change TP-Link router IP to:

192.168.0.2

Save and reboot.


Step 4 — Connect to Main WiFi Network

  1. Open Wireless Settings
  2. Click Scan
  3. Select your main WiFi network
  4. Enter WiFi password
  5. Click Connect

The TP-Link router now connects wirelessly to your main router.


Step 5 — Disable DHCP

To avoid network conflict:

  1. Go to DHCP settings
  2. Disable DHCP server
  3. Save settings

This ensures only the main router assigns IP addresses.


Step 6 — Create Separate WiFi Name (Optional)

By default, the repeater uses the same SSID as the main network.

If you want a separate WiFi name:

  1. Open Extended Network Settings
  2. Enter a new SSID
  3. Create a password
  4. Save and reboot

You will now see two WiFi networks:

  • Main router WiFi
  • Repeater WiFi

Step 7 — Test Connection

Connect your phone or laptop to the repeater WiFi and check internet access.

If the network does not appear:

  • Restart repeater
  • Restart main router
  • Reconnect

Troubleshooting

  • No internet → re-enter WiFi password
  • Repeater not showing → reboot router
  • Slow speed → move repeater closer
  • Login page not opening → use new IP address

Placement Tips

  • Place repeater halfway between router and weak area
  • Avoid walls and metal objects
  • Keep router elevated
  • Do not place inside cupboar

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