How to fix Linksys router power light blinking

How to fix Linksys router power light blinking

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If the Power or Diag LED (Light Emitting Diode) on your Linksys router is blinking continuously that clearly means the firmware is corrupted. If this happens, you will not be able to do the following:

Access the router’s web-based setup page.

Assign IP Addresses to the computers connected to your router using its DHCP capabilities.

NOTE:  This will also applies if your router’s LED is dimly illuminated.

Listed below are the things that you could do to solve this issue:

  • Power cycle the router
  • Assign the static IP address to your computer.
  • Now Ping the router.
  • Afterwards reset the router.
  • Update or Re-Flash the firmware using the TFTP utility.

Power cycle the router

Before proceeding with any of the troubleshooting steps indicated below, you need to make very sure that you have performed a power cycle on your router as this is the quickest and easiest workaround for any issues on your router and it might just solve the problem at this point.  To do this just unplug the power cord of your router from the power outlet for about 30 seconds and then plug it back in. You can also unplug the power cord, Internet, and Ethernet cables from its ports and plug them back. Now connect the power cord to the power outlet.

  • Assign the static IP address to your computer.

Since your router loses the ability to assign IP Addresses to the computer connected to it. You need to assign the computer a static IP address. For instructions, you can click on this link. After assigning a static IP Address, check the computer’s connectivity to the router by a Ping test.

NOTE:  If you get a public IP Address, your computer might be connected directly to your Internet Service Provider’s (ISP’s) modem.  To change that to, you have to make sure that your computer is directly connected only to the router.

Ping the router

A Ping test helps trace the communication between the computer and your Linksys router. The computer then sends packets to the router and in return the router sends out reply to validate the connection.  Click ( to know how.

Reset the router

You may reset the router if the steps mentioned above did not solve yours issues related to the Linksys machine. However, resetting your router will erase all its current settings and will set the router back to its factory default settings.

Step1: Press and hold the reset button of your router for about 30 seconds.

Note: The reset button is located either at the back or at the bottom of your Linksys router.

Step2: Unplug power code of your router for about 10 seconds and plug that back in.

After the reset, you need to configure the router as all the settings were reverted to the default settings. If you have cable internet service click and if you have DSL internet click .

Update/Re-flash the firmware using the TFTP utility.

If you still can’t access your router web-based page and still facing the same flashing LEDs problem, you may attempt re-flashing the firmware of your router using the TFTP Utility.  For instructions, click

What would be the common issues with Linksys Smart Wi-Fi Routers and Linksys Wi-Fi Routers?

The quickest and easiest workaround for most of the issues concerning Linksys routers is to powercycle the device. For this power OFF the router, unplug the power cord and wait for about 10 seconds before plugging it back in.

If the problem still remains same after performing a powercycle, you may then go ahead with other workarounds for the issues listed below:

Dropping of wireless connectivity.
Facing the problem of Slow downloads.
Slow uploading speed.
Forgot the wireless settings of the router.
Inadequate to access the router’s web-based setup page.

Dropping / Intermittent wireless connectivity

there are four Major factors contributing to why the wireless connection between your Linksys router and your device is intermittent and dropping:

  • Maximum Transmission Unit size.
  • Frequency interference from other wireless devices near you.
  • Receiving Low signal quality from your wireless router.
  • Outdated router firmware.

Frequent wireless disconnection problem can be resolved by doing the following:

  • Adjust the Maximum Transmission Unit size.
  • Reduce the wireless interference.
  • Customizing the wireless settings of your router.
  • Updating the firmware of your router machine.

To know how to resolve this problem in more details click .

Facing the problem of Slow downloads.

A slower-than-normal download may be due to the IPv6 feature on your system. One of the solutions may be disabling the IPv6. You can also refer to the technical support of your computer’s operating system for instructions on how to disable IPv6 on your computer.

The slow download is mainly because of the use of IPv4 as the default protocol in your network; the slower data transfer is based on the “translation” of the data into an IPv6 compatible form.

If the issue still exists after performing the steps above, you can also go for the following troubleshooting tips:

  • Detach the issue by checking if your other computers have the same download speed.
  • Check if your system has the same download speed when connected straight to the modem.
  • If the suggested solutions doesn’t work, do the following in order:
  • Perform the firmware upgrade.  For instructions, click on this link . if you are using a Linksys Wi-Fi Router.  For Linksys Smart Wi-Fi Routers, click
  • Reset the router by pressing and holding the Reset button for about 10 seconds using a pen or any pointed object.
  • Reconfigure the router using your ISP’s connection:  Cable Internet service, DSL Internet service, Static IP account.

Slow uploading speed.

Linksys Smart Wi-Fi Routers and Linksys Wi-Fi Routers are well known for their fast upload and download speeds, so if you are experiencing a slowdown in your upload speed, you may need to set your router’s Quality of Service (QoS).  This means controlling the priority of your network traffic, ensuring that the data you consider most importantly gets through faster.

To learn how to set up QoS, check .

Forgot the wireless settings of the router.

In order to connect to the wireless network, you really need to know its wireless settings.  These settings refer to the wireless network name (SSID) and wireless password / passphrase.  To check the wireless settings of the router, click .  It is also recommended to take note of your wireless settings in a piece of paper to serve as the quick reference in case you forget it.

Unable to access the router’s web-based setup page

The Linksys router’s web-based setup page can be accessed by using a wired or wireless computer.  To do this, enter the router’s default IP Address “” in your web browser’s address bar.  A user login will then appear asking you to enter the username and password.  If you have not changed the wireless settings yet, you may leave the username blank and the password is admin.

However, there are times when you are unable to access the router’s web-based setup page, this may be due to:

  • The router’s IP Address has been changed.
  • The router’s password has been changed.
  • The router’s firmware needs upgradation.
  • There is no network connection with the router
  • The computer’s firewall may be blocking the connection.

For specific details on what to do if you are unable to access the router’s web-based setup page, click on this link .