Fix: TP-Link AC750 WiFi Extender Not Connecting to Internet

Get a TP-Link AC750 WiFi extender so you can easily access a high-speed internet connection in every corner of your room or office. Still, as soon as the device (phone, laptop, etc) is connected to the extender’s network, a message pops up on your phone screen saying No Internet Access. It could be frustrating for many of us.

Not just you; several users have successfully set up the WiFi extender but can’t use the internet. In this guide, we’ll be going through why there is no internet from the WiFi extender and how you can fix it.

Reasons Why Your TP-Link AC750 WiFi Extender is Not connecting to the Internet

Here are some common reasons why you might not be getting an active internet connection from TP-Link AC750 WiFi Extender:

  • Improper Setup: You must be careful when setting up the TP-Link WiFi extender for the first time. A small bad configuration can make the device not work or not offer you an internet connection. You can get some help on this from the manual that came inside the extender’s box. Don’t have the manual? No worries. In this article, we’ve mentioned three ways to set up your TP-Link AC750 WiFi Extender.
  • Incorrect Host Network Password: The extender can provide an internet connection if you have entered the correct password for the host network. Hence, correctly type upper and lower case letters while entering the host network’s password.
  • Host Network Has Issues: If there’s a problem with the host network, it will reflect into the WiFi extender network. If you can’t access the internet connection while your device is connected to the extender’s network, you need to check the internet connection of the host network.
  • Problem With the Current Firmware: The current firmware version installed for the TP-Link WiFi Extender could be a source of the problem if it has not been updated recently.
  • Hardware Issue: All the above reasons were on the software level. But, not every time software is the culprit. There may be some hardware issues that require attention from the technician.

How to Set Up TP-Link AC750 WiFi Extender

WPS Button Method:

  1. Plug the TP-Link AC750 WiFi Extender into the wall socket. Make sure it is not placed too far from the router.
  2. Press and hold the WPS button on your main router for two seconds.
  3. Now, immediately press the WPS button on the WiFi Extender.
  4. On the router, the WPS LED should blink. If that’s not the case, repeat steps 2 and 3 until you see blinking light on the router’s WPS.
  5. The WiFi extender will connect to the main router in a couple of seconds. The process may take up to 2 minutes.
  6. Check the wireless signal LED light on the WiFi extender. If it’s on, the range extender has been successfully connected.
  7. Now, disconnect the WiFi extender and put it in a proper place. Don’t worry, you don’t need to follow all the steps again. The range extender will automatically start working once you plug it into the wall socket.

Phone/PC Method:

  1. Plug your TP-Link AC750 WiFi Extender into the wall socket. Again, make sure that it is not placed far from the main router.
  2. Connect your mobile phone or computer and connect to the extender’s network.
  3. Open any web browser (Chrome, Firefox, or Safari) and type
  4. Enter the password for the extender.
  5. Select your WiFi network from the list of available networks.
  6. Enter the WiFi password. Now, the WiFi extender will connect to the main router. It usually takes a couple of seconds.

Tether App Method:

  1. Connect the WiFi extender to the wall socket.
  2. Download the Tether app on your mobile phone.
  3. Now, connect to the Wi-Fi network.
  4. Open the Tether app and create a Tp-Link ID.
  5. You’ll see a list of available networks. Select your network and enter the WiFi password.
  6. The WiFi extender will now connect to the router.

These were three methods to set up your TP-Link AC750 WiFi Extender. You can make use of any of them.

Here’s How to Fix TP-Link AC750 WiFi Extender Not Connecting to the Internet Problem

Now that we have some understanding of the problem, it’s time to look at the best solutions to get rid of the problem. Without further ado, let’s move on to the first solution.

Solution 1: Check if Your Device Is Linked to the Extender’s Network

You need to make sure that your device is connected to your TP-Link WiFi Extender’s network. You can see the connected WiFi network name by going to WiFi options under the Settings app. If the device is connected to some other network, disconnect the connection and connect to the extender’s network.

Solution 2: Check Passwords

While setting up the WiFi extender, it is required to enter the host network password. Some people often get confused here. What they do is they enter the password for the extender or the password for the broadband account. Here, you need to enter the password of the host network (the main router’s password).

You can go to the extender’s settings and verify the password. Change it if it is different from the host network password.

You should also carefully enter the password required to connect to the extender’s network. Some people often miss the letter case and symbols.

Solution 3: Reboot the Router

There may be a minor issue which is preventing the internet access from the extender. Usually, these can be easily fixed by rebooting the router. We are talking about rebooting the main router, not the extender.

To reboot the router, go to the router’s settings page, find the reboot option and tap on it. An easy method to reboot the router is removing the power supply for at least 2 minutes and then plug the power cable back into the wall socket.

Connect your phone to the host network (router) and check if you are able to access the internet. Now, disconnect the WiFi connection and connect to the TP-Link WiFi Extender’s network, and check the internet connection.

Solution 4: Update Router and Extender’s Firmware

If your router or the extender is running on an old or outdated firmware version, you should update it as soon as possible. Open the router’s settings page and locate the firmware update option. Tap on it and wait until the process completes.

Here’s how to update TP-Link WiFi Extender:

  1. Download the latest version of tplinkrepeater-net Extender firmware on your device.
  2. Connect the device to the TP-Link extender’s network.
  3.  Open the control page of TP-Link WiFi Extender. You can do this by going to in any browser.
  4. Go to System Tools > Backup & Restore and take a backup of the current settings.
  5. Now, go to System Tools > tplink Extender Firmware Upgrade.
  6. Tap on the Browse option and select the firmware file. Please note that you’ve to select the firmware file with (.bin) extension. To get this extract the firmware file you downloaded using tools like WinRAR or WinZIP.
  7. Once the upgrade process is finished, click Upgrade and let the device reboot itself.

Solution 5: Select 2.4GHz Band on the Router

An affected user found a simple trick to fix the no internet issue on the TP-Link AC750 WiFi Extender. What he did was, he opted for the 2.4GHz band for the router. He says, switching to 5GHz causes the problem, and selecting the 2.4GHz offers the internet connection. You can also try this method and check if it can spell out success for you.

Solution 6: Configure DHCP Server Settings

For the range extender to work, you have to properly configure the DHCP Server settings. Look at the image below and set the DHCP Server settings accordingly.

TP-Link WiFi Extender DHCP Server settings

Solution 7: Factory Reset TP-Link WiFi Extender and Reconfigure

  1. Press and hold the RESET button until all the LEDs flash once.
  2. Disable Mac filtering/Access Control/Band Steering functions on the main router.
  3. If the App or Web says ‘No Host Network Connection‘, check if router 5Ghz Wi-Fi is on the DFS channel. change the Router 5G channel to Band 1 channels (36, 40, 44, 48).
  4. Setup the TP-Link AC750 WiFi Extender again.

Final Thoughts

In this guide, we briefly discussed the no internet connection problem on TP-Link AC750 WiFi Extender that many users are dealing with. Here, we also mentioned some effective solutions to quickly eliminate the issue. I hope this guide was helpful to you. Were you able to fix the problem? Share your thoughts or suggestions (if any) in the comment section below.

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