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You are here: Home / Hardware / How to Fix Roku TV Flashing Blue, But Not Working

How to Fix Roku TV Flashing Blue, But Not Working

Updated: April 24, 2025 by Sanchita Das

If your Roku TV is flashing a blue light but isn’t working properly, it can be confusing. This flashing blue light often indicates a connectivity or hardware issue, but fortunately, there are several ways to identify and resolve the problem.

Here, we’ll explore the possible causes and discuss the step-by-step solutions to get your Roku device back to normal.

Why is My Roku TV Flashing Blue?

Table of Contents

Toggle
  • Why is My Roku TV Flashing Blue?
  • How to Fix Roku TV Flashing Blue, But Not Working?
    • 1. Check The Internet Connection
    • 2. Fix the Device Malfunction
    • 3. Check The Device Compatibility
    • 4. Power Cycle The Device
    • 5. Check Your HDMI Connections
    • 6. Contact Roku Support
  • Wrapping Up

roku

A blinking blue light on a Roku TV usually signals that the device is trying to communicate or indicate an error. Common reasons include:

  • Unstable or weak internet connection
  • Faulty hardware like a damaged USB connector or HDMI cable
  • Compatibility issues with your TV or monitor
  • Power supply interruptions or software glitches
  • Incorrect HDMI port usage or loose connections

How to Fix Roku TV Flashing Blue, But Not Working?

Follow the step by step guide to fix Roku TV flashing blue, but not working.

1. Check The Internet Connection

A poor  or slow network connection may cause a Roku device to blink a blue light.

Hence, continue to check if the network your Roku device is connected to works fine, or just connect your Roku to another network if feasible.

2. Fix the Device Malfunction

hdmi

The device can also emit blue light due to a faulty USB connector provided with the cord.

You can replace the faulty USB connector and the port with a new, functional ones.

Once the USB connector or port is replaced, test the device to ensure it operates correctly.

3. Check The Device Compatibility

Sometimes due to compatibility issues, you can have these kinds of issues. So, connect your Roku device to a different monitor or TV to see if the blue light issue persists.

If the problem goes away, it indicates a compatibility issue with your original TV or monitor. In this case, you need to change the monitor or TV.

4. Power Cycle The Device

The next thing you can do is power cycle the Roku streaming device.

  • To do that, turn the device off.
  • Unplug it from the main power source.
  • After a couple of minutes, turn the device on and check.

5. Check Your HDMI Connections

hdmi-cable

Make sure your video cable is securely connected to the back of your Roku and to the HDMI or composite connector on your TV or monitor.

If you have a Roku Streaming Stick, make sure it’s firmly connected to your device’s HDMI connector.

If you’re trying to view 4K content, make sure your Roku is plugged into an HDCP 2.2 compatible HDMI port. You can check your TV or AV receiver’s owner’s manual for more information.

6. Contact Roku Support

If none of the methods could resolve the issue, you can contact Roku support for further assistance.

They can help you troubleshoot the issue or provide additional guidance.

Wrapping Up

So, there you have it. If the solutions could help you fix the issue, write to us in the comments section below.

You can also write to us if you have any further queries or suggestions. We are always eager to hear from you. Staty tuned with us for more tech tips and fixes.

Filed Under: Hardware Tagged With: But Not Working, How to Fix Roku TV Flashing Blue

About Sanchita Das

Seasoned, creative person with a professional mindset. Experienced working for both marginal and mainstream communities. Always loves to explore new ways and accept challenges.

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