Table of Contents
Are you being confronted with the problem how to Fix “No Valid QR Code Detected” Error in WhatsApp? Be not concerned! You are not the only one. An error message that reads “No valid QR code detected” is displayed on WhatsApp in the event that the application is unable to scan and recognise a QR code that is valid. For the purpose of authenticating and logging in to WhatsApp Web or Desktop, QR codes are utilised.
If you use the WhatsApp camera to scan a QR code that is legitimate, the app will recognise it and provide you access to your WhatsApp account, regardless of whether you are using the web or desktop version. You will be able to access your WhatsApp chats and messages from your computer once you have successfully logged in. On the other hand, a significant number of WhatsApp users are experiencing the problem of No Valid QR Code Detected. We mentioned below are the ways how to Fix “No Valid QR Code Detected” Error in WhatsApp.
Causes of the “No Valid QR Code Detected” Error in WhatsApp
- Incorrect or Corrupted QR Code: The QR code generated by WhatsApp might be incorrect, corrupted, or incomplete. Ensure that the QR code is clear, properly generated, and not damaged.
- Poor Lighting Conditions: Insufficient lighting or glare in the surroundings can interfere with the camera’s ability to scan the QR code accurately. Make sure you are in a well-lit environment without excessive glare.
- Camera Issues: Problems with your device’s camera, such as hardware malfunctions or software glitches, may prevent it from properly scanning the QR code. Ensure that your camera is functioning correctly.
- Outdated WhatsApp Version: Using an outdated version of WhatsApp can lead to compatibility issues. Make sure that you have the latest version of the WhatsApp application installed on your device.
- Permissions: WhatsApp requires access to your device’s camera to scan QR codes. Verify that the app has the necessary permissions to use the camera.
- App Cache or Data Issues: Accumulated cache or data in the WhatsApp application can sometimes cause glitches. Try clearing the app cache or data and then restart the application.
How to Fix “No Valid QR Code Detected” Error in WhatsApp
Check for Updates

- Ensure that the WhatsApp application on your device is brought up to date with the most recent version before moving on to more complicated options.
- If you have the most recent version, you may be able to solve the problem of QR code detection.
- Developers constantly provide updates in order to fix bugs and improve security with these upgrades.
Verify Internet Connection
- WhatsApp requires a reliable internet connection to scan and confirm QR codes.
- Verify the strength and dependability of your mobile data connection or Wi-Fi connection.
- Ensure that the connection is strong.
- Consider switching to a private and secure connection if connected to a public Wi-Fi network.
Clean the Camera Lens
- Possible that a straightforward impediment, such as a smeared camera lens, could impede the identification of QR codes.
- A clean, lint-free cloth should be used to wipe the camera lens of your device in order to guarantee that the view is clear.
- This may appear to be a simple thing, yet it has the potential to make a big difference.
Adjust Lighting Conditions
- Recognition of QR codes may be affected by inadequate lighting.
- Ensure you are in an area with adequate lighting.
- Shadows or low light can hinder the camera’s ability to record the displayed QR code.
Restart WhatsApp
- Common for small bugs in WhatsApp application to be fixed by simply restarting application.
- Try scanning QR code once more after completely closing application and then reopened it.
- It’s possible that this one step is all that’s required to get beyond “No Valid QR Code Detected” error prompt.
Step 6: Reboot Your Device
- Try restarting your device if restarting the application does not resolve the issue.
- The removal of temporary files and the restarting of numerous processes are the results of this action.
- This may resolve any underlying problems that are hindering QR code scanning.
Clear Cache (Android)
- If you are utilizing an Android device, deleting the cache of WhatsApp may prove to be advantageous.
- You may clear your cache by going to “Settings” > “Apps” > “WhatsApp” > “Storage” > “Clear Cache.”
- If there is any cached data that is causing problems with QR code detection, this can assist delete it.
Reinstall WhatsApp
- As a final resort, you might want to think about removing WhatsApp and then reinstalling it.
- This guarantees that you have a clean and up-to-date installation, which may resolve any difficulties that have persisted for a long time.
- Ensure that you have a backup of your conversation history before you attempt to delete the platform.
Conclusion
You will need to scan a QR code in order to pair WhatsApp on your mobile device with the Android or iOS desktop or online application. “No Valid QR code Detected” is an error that you can come across while attempting to do this task. In addition to demonstrating how to address that, we will also demonstrate a couple different ways to solve the issue.
Questions and Answers
There is a possibility that the camera will have difficulty reading the QR code if it is frequently freezing, if it has a low resolution, or if it crashes. Restarting your phone, closing all other applications that are now running, or relaunching the camera app could try to fix the issue. In the event that this does not work, it is possible that the problem lies within the software of your Android phone, and you will need to upgrade it.
In order to produce a QR code, WhatsApp requires a connection to the internet that is active. Check to see if your Mac or Windows computer is linked to a Wi-Fi connection that is at a high speed. After you have determined the quality of your connection, launch the WhatsApp app in order to scan the QR code. In addition, you can utilise applications such as fast.com to verify the speed of the network from your personal computer.
Please launch the Camera application on your Android device. Maintain a steady grip on your phone so that the QR code is positioned in the middle of the display. Watch for the QR code to be recognised by your phone (you might hear a beep or feel a vibration to indicate this).