Router Making High Pitched Noise [FIXED]

Router Making High Pitched Noise

Has your router been making a high pitched noise lately? This can be a frustrating problem that can impact your internet performance. Don’t worry, though – there are solutions available to fix this issue!

In this article, we will walk you through the common causes of router noise and provide troubleshooting tips to help identify and solve the problem. Whether it’s checking and securing connections or updating your router’s firmware, we’ve got you covered.

So sit back, relax, and let us guide you through the steps to fix your noisy router. With our help, you’ll be back to smooth internet surfing in no time.

Common Causes of High Pitched Noise

If your router is making a high pitched noise, it can be an annoying and distracting problem. However, the good news is that there are usually simple solutions available. Here are some common causes of high pitched noise in routers and troubleshooting steps that can help fix the issue.

Electrical Interference

One of the most common causes of high pitched noise in routers is electrical interference. This can happen if your router is located too close to other electronics, such as cordless phones, televisions, or microwaves. To reduce interference, try moving your router away from other electronics or try using shielded cables or installing ferrite cores.

Loose Components

If your router’s components are loose, it can also cause a high pitched noise. To check for loose components, turn off your router and unplug it. Then, remove the casing and check that all internal components are properly connected and secured in place. If any components are loose, gently reinsert them and ensure they are snug.

Outdated Firmware

Outdated firmware can also cause a high pitched noise in your router. Check your router’s manual or manufacturer website for instructions on how to check for firmware updates. If there is an update available, follow the instructions to upgrade the firmware and fix the issue.

By identifying the cause of the high pitched noise and following the appropriate troubleshooting steps, you can often resolve the issue quickly and easily, ensuring that your internet performance is not disrupted.

Checking and Securing Connections

Loose or faulty connections are a common cause of high pitched noise in routers. Checking and securing connections is a simple yet effective troubleshooting step that can help resolve the issue.

Follow these steps to check and secure your router connections:

  1. Turn off your router and unplug it from the power source.
  2. Inspect the power cable for any frays or damage. If the cable looks fine, plug it back into the router and the power source, ensuring it is securely connected.
  3. If you are using an Ethernet cable to connect your router to your modem or computer, inspect it for any damage or loose connections. If the cable looks fine, plug it back into the router and device, ensuring it is securely connected.
  4. If you are using a phone line to connect your router to your modem, inspect it for any frays or damage. If the line looks fine, plug it back into the router and modem, ensuring it is securely connected.

Once all connections are secure, turn on your router and check if the high pitched noise persists. If it does, try other troubleshooting steps like addressing electrical interference or updating router firmware.

Addressing Electrical Interference

If the high pitched noise in your router is caused by electrical interference, there are a few strategies you can try to reduce it.

Relocate the routerMove the router to a location away from other electronics, such as microwaves, television sets, or cordless phones. This can help minimize interference and reduce the high pitched noise.
Use shielded cablesReplace your Ethernet cables with shielded cables that have a protective coating to prevent interference from nearby electronics.
Install ferrite coresAdd ferrite cores to your cables. These small, cylindrical devices clip onto the end of cables and can help reduce the amount of interference they pick up.

By following these tips, you can reduce or eliminate high pitched noise caused by electrical interference and improve the overall performance of your router.

Updating Router Firmware

One of the common causes of high pitched noise in routers is outdated firmware. It’s important to keep your router’s firmware up to date to prevent issues and improve performance. Here’s how you can check for firmware updates and upgrade your router’s firmware:

  1. Open a web browser on a device connected to your router.
  2. Type your router’s IP address into the address bar and press Enter. If you don’t know your router’s IP address, check the user manual or look it up online.
  3. Enter your router’s username and password when prompted. If you haven’t changed them, the default username and password should be in the user manual or on the bottom of the router.
  4. Look for a section called “Firmware Update” or similar. Click on it to check for available updates.
  5. If there is an update available, click on the “Download” or “Install” button to start the upgrade process. Do not turn off or unplug the router during the upgrade process.
  6. Once the upgrade is complete, restart the router and check if the high pitched noise has stopped.

If you’re unsure about updating your router’s firmware or encounter any issues during the process, consult the user manual or contact technical support for assistance.

Rebooting the Router

If you’ve tried checking and securing connections, addressing electrical interference, and updating your router’s firmware but the high pitched noise persists, a simple reboot may do the trick.

Rebooting your router can help clear out any temporary glitches or issues that may be causing the noise. It’s a quick and easy troubleshooting step that can save you time and frustration.

To properly reboot your router, follow these simple steps:

  1. Unplug the power cable from the back of the router.
  2. Wait for at least 30 seconds.
  3. Plug the power cable back into the router.
  4. Wait for the router to fully reboot before trying to reconnect to the internet. This may take a few minutes.

If the noise persists after rebooting the router, it may be necessary to consult with technical support or the router manufacturer for further assistance.

Consultation with Technical Support

If the high pitched noise in your router persists despite troubleshooting efforts, it may be time to seek professional assistance. Consulting with technical support or the router manufacturer can provide further guidance on resolving the issue.

There are numerous benefits to seeking professional assistance, such as having access to specialized knowledge and experience, as well as potentially being able to fix the issue without having to purchase a new router.

When contacting technical support or the manufacturer, be sure to provide specific details about the noise, such as when it started and if it is affecting internet performance. They may ask for additional information or suggest further troubleshooting steps.

Remember, seeking professional assistance can help ensure your router is functioning properly and prevent further issues from arising.

Tips for Preventing Future Noise Issues

Preventing high pitched noise in your router is important to maintain strong internet performance. Here are some tips to avoid future issues:

  • Keep the router clean: Dust and debris can build up in the vents of the router, causing it to overheat and potentially create noise. Regularly cleaning the router with a soft, dry cloth can prevent this.
  • Avoid extreme temperature environments: Placing the router in a location with high or low temperatures can cause it to malfunction and create noise. Keep the router in a room with a stable temperature.
  • Regularly check for firmware updates: Outdated firmware can contribute to noise issues. Check for updates on your router manufacturer’s website and follow the instructions to update the firmware.
  • Secure and protect the router: Keep the router in a safe and secure location to prevent physical damage that can cause noise issues. Additionally, protect your router with a password to prevent unauthorized access that could potentially affect its performance.

Tips for Preventing Future Noise Issues

Now that you’ve fixed the high pitched noise issue with your router, you may be wondering what you can do to prevent it from happening again. Here are some tips:

Clean Your Router Regularly

Dust and debris can accumulate inside your router and cause it to overheat, which can lead to high pitched noise or other issues. Keeping your router clean is important for optimal performance. Make sure to power off your router and unplug it before cleaning with a soft, dry cloth.

Avoid Extreme Temperatures

Temperature fluctuations can also cause issues with your router. Avoid placing it in direct sunlight or near a heat source and make sure it is not exposed to extreme cold temperatures. Keep it in a well-ventilated area to prevent overheating.

Check for Firmware Updates

Make sure to regularly check for firmware updates for your router. Outdated firmware can lead to performance issues and may even cause high pitched noise. Check your router manufacturer’s website for instructions on how to update your firmware.

Try to Minimize Electrical Interference

Electrical interference is a common cause of router noise. To minimize interference, make sure your router is placed away from other electronics, particularly large appliances like refrigerators or microwaves. Consider using shielded cables or installing ferrite cores to reduce interference.

Be Mindful of Router Placement

The physical placement of your router can also affect its performance. Try to place it in a central location in your home, away from walls or large obstructions that may weaken the wireless signal. This can help prevent connectivity issues and reduce the likelihood of high pitched noise.


By following these tips, you can take proactive steps to prevent future high pitched noise issues with your router. If you do run into problems, consult your router’s technical support or contact the manufacturer for assistance.

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