[SOLVED] "No Valid QR Code Detected" on WhatsApp

Unable to scan QR code on WhatsApp?

Here is what the error says “No valid QR code detected” on WhatsApp.

Many users face this problem when they are trying to scan a QR code on WhatsApp Web.

The web version allows you to log in with your account on your computer and can send or receive messages.

You can experience its features on a bigger screen, excited right? All you need to do is scan the code and login to your account.

However, many users are getting the error and are unable to scan the code.

So, we decided to help you by providing some tips and methods to fix “No valid QR code detected” error on WhatsApp Web.

But before that, let’s see the reasons behind this error.

Causes: Why WhatsApp Web Is Not Scanning QR Code?

This error can appear if the QR code is not zoomed in when you’re scanning it.

However, there might be chances that you are using a different scanner to scan the QR code instead of using the built-in WhatsApp QR Scanner.

Also, ensure your internet is working fine and your phone’s camera lens is clean.

It can also be a bug from WhatsApp itself because many users face the same problem. So, it’s very possible to be a bug or glitch.

Okay, let’s begin with the methods on how to troubleshoot “No valid QR code detected” on WhatsApp.

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How To Solve “No valid QR code detected” Error on WhatsApp

#1. Use The Built-In WhatsApp QR Scanner

So, if you are scanning the code with other scanners instead of WhatsApp’s built-in scanner, then it can occur this kind of error.

These are the steps on how to scan QR code on WhatsApp.

On iPhone:

Step 1 – Open WhatsApp and tap on Settings.

Step 2 – Then, tap on Linked Devices and scan the QR code to link with WhatsApp Web.

On Android:

Step 1 – Navigate to WhatsApp > Menu Icon (3 dots) > Linked Devices.

Step 2 – Then, tap Link a device > verify it’s you by using Fingerprint or PIN if prompted.

Step 3 – Lastly, tap on OK, then scan the QR code.

Once done, check if it resolves the issue.

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#2. Try Zooming In Your Browser

As mentioned earlier, it can happen if the QR code is not zoomed in.

So, try zooming your browser up to 125% or higher to properly scan it without any interruptions.

Note: Zoom in your browser up to 125% or more.

On Google Chrome:

Step 1 – Click on the Magnifying glass icon located on the right side of the URL.

Step 2 – Then, click on the “+” icon until it zooms in up to 125% or higher.

On Mozilla Firefox:

Step 1 – Click on the Menu Icon (3 Lines) located at the top right, then click on the “+” icon next to “Zoom”.

On Microsoft Edge:

Step 1 – Click on 3 dots located at the right side of the URL, then click the “+” icon present beside “Zoom”.

Alternatively, you can use keyboard shortcuts to zoom in or out on your browser, press Ctrl + “+” to zoom in and “–“ to zoom out.

Lastly, try scanning the code again.

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#3. Try Clearing Cookies And Site Data

Sometimes, corrupted website cookies can also interrupt many operations. So, try clearing cookies and site data of WhatsApp Web.

First, navigate to https://web.whatsapp.com/. Then, follow the mentioned steps below.

On Google Chrome:

Step 1 – Click on Lock Icon located bedside URL> Cookies and site data > Manage cookies and site data > Trash Icon for all WhatsApp domains.

On Microsoft Edge:

Step 1 – Click on Lock Icon presented beside the URL > Cookies present below “Permissions for this site” > Click on all WhatsApp domains > Remove.

On Mozilla Firefox:

Step 1 – Click on Lock Icon presented beside the URL > Clear cookies and site data > Remove.

Once done, then try scanning the QR code again and check if it scans it with ease.

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Additional Tips On How To Fix WhatsApp Web Is Not Scanning QR Code

1. Clean Your Camera Lens – Cleaning the camera lens can help you in fixing this issue because there might be dust or debris on your camera lens that prevents the phone to scan properly.

2. Check Your Internet Connection – Check if your internet connection is working properly, a slow and unstable network can cause such error.

3. Try updating your browser.

4. Switch to a different browser and try scanning again.

5. Try to update WhatsApp on your phone and try again.

6. Contact WhatsApp Support Team for further assistance.

These are some tips to try if the error occurs.

Bottom Line

Users linked their devices with WhatsApp Web to experience the features on a bigger screen and it’s most likely fun.

If you use your PC, more than your phone, then it’s a very handy feature for you.

I hope you have fixed the problem until now, by following the methods on how to fix “No valid QR code detected” on WhatsApp.

Thanks for reading this further, don’t forget to share the post, it will also help the other users as well.

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Jasper Madison

Jasper Madison is a passionate technical writer with more than 9 years of experience. She has a keen interest in Android and iOS and everything surrounding it. She is a technology enthusiast and fascinated with technology since her childhood days.

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