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9 Tested and Proven Fixes for QR Code Not Scanning on WhatsApp Web

Sometimes, you need to login WhatsApp web by scanning the QR code. However, when you scan, you face issues like "QR code not scanning WhatsApp Web". No worry, This guide shares 9 solutions to fix the issue.
qr code not scanning whatsapp web

WhatsApp is one of the most convenient, reliable, and private modes of online communication. Early on, it only worked on smartphones, but later, WhatsApp introduced this feature where you can log into your WhatsApp account from any browser known as WhatsApp Web.

It requires you to scan a QR code to connect. Sometimes, you may face the issue of QR code not scanning on WhatsApp Web. It can be due to multiple reasons, and if you don’t resolve the root cause, it won’t start working again.

So, in this guide, we will share what causes the issue along with top 9 100% working fixes for this issue.

Part 1. Why Can’t I Scan My WhatsApp QR Code?

If you are facing a WhatsApp web QR code not scanning issue, then there could be multiple reasons behind it.

Some of the most common issues include:

1. You might be using the wrong scanner on WhatsApp since there are different ones for adding contacts or for connecting to WhatsApp Web.

2. WhatsApp only supports up to 4 linked devices to one account, so if you already have 4 devices, you must remove one to connect to a new WhatsApp Web device.

3. Hardware acceleration is a Chrome browser feature that improves the browser performance but causes issues with other features like QR code for WhatsApp web.

4. If you have night mode enabled, then chances are that your QR code will be different when scanning, and the camera is unable to detect it.

5. If one or both of your devices have network or connectivity issues, then you may face these issues since WhatsApp works with the Internet.

6. Browsers save cache files, and they may get corrupted over time. You may be unable to scan QR for WhatsApp due to this issue.

7. Having old and unsupported versions of WhatsApp on a smartphone or an old version of browser software might cause issues with WhatsApp Web connection.

Remember that you may face the QR code issue with WhatsApp Web due to one or more of the causes mentioned above.

However, for whatever reason, you can use the below fixes to solve your WhatsApp web QR code not working issue.

Part 2. 9 Fixes for WhatsApp Web QR Code Not Scanning

Now that you know what the potential issues are causing this WhatsApp web QR code not getting scanned problem, here, we will share our 9 fixes that are proven to resolve the issue for you.

Way 1. Make Sure You Are Using the Correct Scanner in Your Phone

The most common reason why people face the issue is that they use the wrong scanner. WhatsApp has different scanners for adding contacts and linking to WhatsApp Web. If you are using the scanner by clicking “Three Dots” > “Settings” > “QR Code” > “Scan Code,” then it won’t work because it is for adding contacts. So, the right way of adding WhatsApp web device is as follows:

Steps: Open WhatsApp on your phone and click “Settings” > “Linked Devices” > “Link a Device”. Now, WhatsApp will show you on-screen instructions that you can follow. You can see the scanner after all settings. Now, use your correct scanner to scan the WhatsApp web code to log in.

link a device in whatsapp

Way 2. Log Out from All Devices in Linked Devices

If you are sure that you are using the correct scanner, but you are still unable to scan WhatsApp web code, then it might be because you already have 4 devices linked. Since 4 is the maximum number of devices you can link to one account, you need to remove some devices.

Steps: Open the WhatsApp application on your smartphone, then tap “Settings” > “Linked Devices” and tap on linked devices one by one to open their details and tap “Log Out.” Once you remove all devices, you may click “Link a Device” to try scanning WhatsApp Web code again.

linked device in whatsapp

Way 3. Disable “Hardware Acceleration” in the Chrome Browser

Hardware acceleration is a Chrome browser feature used to enhance its performance. However, it sometimes causes issues with other features. So, if the previous two solutions didn’t work for you, you may try using this solution to see if WhatsApp Web QR starts working normally again with the following steps.

Steps: Open the Google Chrome browser on your PC, then click “Three Dots” from the top right and click “Settings.” In settings, you will search for “Hardware Acceleration” and turn it off if it is turned on. Now go back to the tab with WhatsApp Web QR Code and refresh it. Try scanning the QR again.

disable hardware acceleration in browser

Way 4. Turn Off Night Mode in Your Browser

If you have Night/Dark mode turned on your PC or browser, then you need to switch to light mode since that may fix the issue with WhatsApp SSQR code scanning. The process is very easy, and here we will discuss the steps to follow on the Chrome browser.

Steps: Click “Three Dots” in your Chrome browser and click “Settings.” Inside settings, click “Appearance” from the left menu and click the “Mode” dropdown list to select “Light.” Your browser will immediately change its appearance and now you can try reconnecting to WhatsApp again after refreshing it.

Turn Off Night Mode in Your Browser

Way 5. Switch to A More Stable Network on Your Computer and Phone

WhatsApp works over the Internet, and it will not work if your network connection is not stable. So, you can try connecting to different and more stable networks on both devices using the following steps:

Step 1: Click the network/Wi-Fi icon from the taskbar to display all available networks on your computer. Click on the known available network and click “Connect.” If it requires password, please enter and connect.

switch to a more table netword on computer

Step 2: Tap the Settings icon on your smartphone, and in the networks section, click “Wi-Fi” to choose another available network and tap to connect to it.

switch to another network on phone

Way 6. Clear Browser and WhatsApp Cache

Devices save cache files to improve performance, but those files may get corrupted, and that may cause this issue of WhatsApp QR code not working. So, you may try the steps below on your browser and smartphone to clear WhatsApp Cache:

Step 1: Click “Three Dots” from the top right on Chrome browser to open “Settings”. Now select “Privacy and Security” > “Clear Browsing Data” > “Advanced.” Here, you must check the mark Cache option and select “All Time” from the duration dropdown. Click “Clear Data” and move to your smartphone.

clear cache data on browser

Step 2: On iPhones, it is impossible to clear the cache without uninstalling WhatsApp, but on Android, you can tap and hold the WhatsApp application icon and then select “App info” > “Clear Data.”

app info on whatsapp android

Way 7. Give Your Computer and Phone a Restart

Sometimes, the issue of WhatsApp QR code not working lies within the RAM, and you need to clear the RAM. The best way of doing that is restarting the device, and here is how you may do that.

Step 1: Click the Windows key on the keyboard and select “Power” > “Restart.”

restart windows

Step 2: On your smartphone, you will need to hold the “Power and Volume –” buttons together. Then tap “Restart”.

power off phone

Way 8. Update Browser and WhatsApp

Older versions of the Browser and WhatsApp application can become unsupported by the platform, which will make it impossible to scan WhatsApp web QR code. The solution is to update both your smartphone app and browser on your PC by following the steps below:

Step 1: In the Chrome browser, click “Three Dots” > “Help” > “About Google Chrome.” See if it says that your Chrome is up to date or not. If the update button is available, you can click and restart Chrome once the update is complete.

update chrome

Step 2: Open the App Store on your smartphone and search for WhatsApp. Click “Update” against the WhatsApp app if available. If it says “Open,” then your app is the latest version.

update android whatsapp

Way 9. Use Another Method to Log In to WhatsApp Web

If none of the solutions above worked for you then you need to give up the QR scanning method and try something else. WhatsApp Web supports linking to phone numbers as well, and you may try that.

Steps: Go to WhatsApp web and click “Link with Phone Number“. On the next screen, you will enter your phone number and follow the on-screen steps to connect your devices.

link with phone number

Final Words

If you are facing issues of QR Code not scanning on WhatsApp Web, then we hope that this guide has helped you resolve the issue. Always remember to know what’s causing the issue at your end and then try to resolve that problem. It is the only way you can fix the QR code not scanning on WhatsApp Web issue and get back online on your PC again.

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