Troubleshooting Guide: WhatsApp Web Not Connecting

Last updated: March 5, 2026

Problem Description

WhatsApp Web may fail to connect, get stuck on the QR code screen, show "Phone not connected" errors, or keep disconnecting. This prevents you from using WhatsApp on your computer.

Possible Causes

Phone not connected to internet: WhatsApp Web requires your phone to be online.

Browser issues: Outdated browser or corrupted cache.

QR code expired: The QR code refreshes periodically and may expire.

Multiple devices: WhatsApp Web session may have been logged out from another device.

Firewall blocking: Network firewall may block WhatsApp Web connections.

Step-by-Step Fixes

Fix 1: Check Phone's Internet

• Make sure your phone is connected to Wi-Fi or mobile data.

• Open WhatsApp on your phone to verify it's working.

• WhatsApp Web needs your phone to be online for initial connection.

Fix 2: Refresh QR Code

• Click "Reload QR Code" if available on the WhatsApp Web page.

• Or refresh the entire page and scan the new QR code.

• Make sure you scan quickly before it expires.

Fix 3: Clear Browser Cache

• Clear cookies and cache for web.whatsapp.com.

• Try opening WhatsApp Web in an incognito window.

• Use Chrome for the best compatibility.

Fix 4: Log Out and Reconnect

• On your phone: WhatsApp > Settings > Linked Devices.

• Log out of all web sessions.

• Scan the QR code again from web.whatsapp.com.

Fix 5: Use WhatsApp Desktop App

• Download the WhatsApp desktop app from whatsapp.com/download.

• The desktop app often works better than the web version.

• It also supports multi-device mode without needing your phone online.

Fix 6: Check Firewall and Network

• If on a work or school network, WhatsApp Web may be blocked.

• Try using mobile data instead of Wi-Fi.

• Ask your network admin to allow web.whatsapp.com.

When to Contact Support

If WhatsApp Web still won't connect, visit faq.whatsapp.com for help or contact WhatsApp support through the app.

FAQ