Connected to Wi-Fi but can’t access Internet

Connected to Wi-Fi but can’t access Internet

Connected to Wi-Fi but Can’t Access Internet


Mac


Verify Connection

    • Go to System Settings > Wi-Fi, ensure connected to your router with a valid IP address (e.g., 192.168.x.x).
    • Test by opening a browser and visiting google.com. If it fails, proceed.


Restart Devices

    • Restart your Mac (Apple Menu > Restart).
    • Unplug the router for 30 seconds, then reconnect.


Check Network Settings

    • Go to System Settings > Network > Wi-Fi > Details.
    • Ensure DHCP is selected (automatic IP). If manual, renew lease (click Renew DHCP Lease).
    • Set DNS to 8.8.8.8 (Google) or 1.1.1.1 (Cloudflare) under DNS tab.


Run Wireless Diagnostics

    • Hold Option (⌥), click Wi-Fi icon in menu bar, select Open Wireless Diagnostics.
    • Click Continue, follow prompts, and note errors. Save report for support.


Flush DNS Cache

    • Open Terminal (Applications > Utilities).
    • Type: sudo dscacheutil -flushcache; sudo killall -HUP mDNSResponder and press Enter.
    • Enter your admin password when prompted.


Check Security Software

    • Update antivirus (e.g., Malwarebytes) and scan for malware.
    • Temporarily disable firewall (System Settings > Network > Firewall) to test.


Update macOS

    • Go to System Settings > General > Software Update. Install updates.


Contact Support

    • If unresolved, submit a ticket at Support@gigapeak.co.uk 
    • Provide: macOS version, Wi-Fi settings, diagnostic report, and error details.


Windows PC


Verify Connection

    • Go to System Settings > Wi-Fi, ensure connected to your router with a valid IP address (e.g., 192.168.x.x).
    • Test by opening a browser and visiting google.com. If it fails, proceed.


Restart Devices

    • Restart PC (Start > Power > Restart).
    • Unplug router for 30 seconds, then reconnect.


Check Network Settings

    • Go to Settings > Network & Internet > Wi-Fi > Manage Known Networks.
    • Click your network, check properties. Ensure IP Assignment is “Automatic (DHCP).”
    • Set DNS to 8.8.8.8 or 1.1.1.1 (Advanced Network Settings > Change Adapter Options > Right-click Wi-Fi > Properties > IPv4 > DNS).


Run Network Troubleshooter

    • Go to Settings > Network & Internet > Status > Network Troubleshooter.
    • Follow prompts. Also try Additional Troubleshooters > Internet Connections. Note errors.


Flush DNS Cache

    • Open Command Prompt (type cmd in search, run as administrator).
    • Type: ipconfig /flushdns and press Enter.


Check Security Software

    • Update antivirus (e.g., Windows Defender) and scan for malware.
    • Temporarily disable firewall (Settings > Update & Security > Windows Security > Firewall & Network Protection) to test.


Update Windows

    • Go to Settings > Windows Update > Check for Updates. Install updates.


Contact Support

    • If unresolved, submit a ticket via Support@gigapeak.co.uk 
    • Provide: Windows version, network settings, troubleshooter errors, and details.


General Tips

  • Avoid personal routers; they interfere with Gigapeak’s network.
  • Test with another device to isolate the issue (device vs. network).
  • Take a screenshot of errors (see Screenshot page) and email to Support@gigapeak.co.uk 

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