How to Troubleshoot Wi-Fi Issues on Windows

Fix common Wi-Fi problems like dropped connections, slow speeds, and connection failures.

In this guide (5 steps):

1.Run the network troubleshooter
2.Reset network settings
3.Flush DNS cache
4.Update network drivers
5.Forget and reconnect

Run the network troubleshooter

~15s

Go to SettingsSystemTroubleshootOther troubleshootersNetwork & Internet.

Reset network settings

~15s

SettingsNetwork & InternetAdvancedNetwork Reset. This reinstalls all network adapters.

Warning

Resetting network settings will remove all saved Wi-Fi passwords. Make sure you know your Wi-Fi password before doing this.

Flush DNS cache

~15s

Open Command Prompt as admin and run "ipconfig /flushdns" to clear cached DNS entries.

Quick Tip

Flushing DNS is safe and quick. It often fixes problems where websites fail to load but your internet connection seems fine.

Update network drivers

~15s

Device ManagerNetwork Adapters → right-click your Wi-Fi adapterUpdate Driver.

Forget and reconnect

~17s

Go to Wi-Fi settingsManage Known Networks → click your network → Forget. Then reconnect fresh.

Quick Tip

For more detailed help, visit support.microsoft.com/en-us/windows/fix-wi-fi-connection-issues-in-windows — Microsoft's official Wi-Fi troubleshooting page. Need to talk to a real person? Call Senior Planet's free tech helpline at 888-713-3495 (Monday-Saturday). They speak English, Spanish, and Mandarin.

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