WhatsApp, with its Companion Mode or Multiple Devices feature, offers users the convenience of linking up to 4 additional devices to their WhatsApp account. This feature allows the independent operation of the WhatsApp account on various phones. While linking devices is generally a straightforward process, users sometimes encounter issues during the QR code scanning or linking phase, leading to the ‘WhatsApp web couldn’t link device’ error.
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Why Does WhatsApp Linking Fail?
Before delving into the solutions, it’s crucial to identify potential reasons behind the ‘WhatsApp couldn’t link device’ error:
Common Issues:
- Poor or unstable internet connection on your PC or mobile.
- Usage of a VPN or Proxy app on your phone.
- Outdated WhatsApp application.
- Bugs and glitches within WhatsApp.
- Corrupted web browser cache.
Step-by-Step Solutions to Fix WhatsApp Device Linking Error
1. Check Internet Connection & Restart Devices
Since WhatsApp web relies entirely on the internet, any interruptions can lead to linking problems. Before trying other methods, confirm that your internet is stable. Reconnect to your Wi-Fi or Ethernet network even if your internet is working.
If linking to WhatsApp web from a desktop to the mobile app is consistently failing, restart both your computer and Android smartphone. This simple step can eliminate potential bugs and glitches hindering WhatsApp’s proper functioning.
2. Disable VPN or Proxy Apps
Security and privacy apps like VPNs, antivirus software, or firewalls can conflict with incoming connections, causing errors. Disable any VPN, proxy, or firewall apps on your mobile or desktop to establish a smooth connection.
3. Check WhatsApp App Permissions
Ensure that WhatsApp has the necessary permissions for proper functioning. Follow these steps:
- Tap and hold the WhatsApp app icon on your home screen, then select App Info.
- In the App Info screen, tap on Permissions.
- Confirm that Camera, Microphone, Notifications, Phone, Photos, and Videos permissions are allowed.
5. Clear WhatsApp App Cache
Outdated or corrupted app cache files can lead to errors. Clear the WhatsApp cache by following these steps:
- Long press the WhatsApp app icon on the home screen and select App Info.
- Tap on Storage usage.
- On the Storage usage screen, tap on Clear cache.
6. Clear Web Browser Cache
If using WhatsApp Web, clear your browser’s cache. For example, on Google Chrome:
- Click on the three dots at the top right corner, and select ‘Clear browsing data’ or press ‘Ctrl+Shift+Del.’
- Choose ‘Last 24 hours’ for the Time Range and check ‘Cached images and files’. Click ‘Clear Data’.
7. Reinstall WhatsApp App
If all else fails, consider reinstalling the WhatsApp app:
- Long-press the WhatsApp app icon and select Uninstall.
- Reinstall WhatsApp from the Google Play Store.
Conclusion
These step-by-step solutions should address the ‘WhatsApp couldn’t link device’ error. Following these procedures ensures a systematic approach to resolving the issue, allowing users to seamlessly link their devices and enjoy the benefits of WhatsApp’s Companion Mode.