Step 2:ClickOther troubleshootersand pressRunnext to web link Adapter.

Step 2:Confirm connecting to 5GHz frequency under thePropertiesmenu.

Microsoft Defender may block internet connection for security reasons.

Windows 11 system settings

Heres how to disable Defender Firewall on public networks.

Note:Disabling the Defender Firewall for public networks makes your system more vulnerable to unauthorized access.

Once you sort out the error, we recommend turning it back on for your digital safety.

run the network adapter troubleshooter

Step 1:Press the Windows key, searchWindows Security, and fire up the app.

Step 2:ClickFirewall & internet protectionin the left sidebar and pressPublic internet.

Step 3:Finally, deactivate the Microsoft Defender Firewall toggle.

checking 5GHZ frequency on Windows 11

Alternatively, you cancompletely disable Windows Defenderon Windows 11.

It can be handy to fix the Wi-Fi connected, but no internet issue on Windows.

Step 1:OpenNetwork & internetin Windows controls and clickAdvanced connection controls.

configure public network properties on Windows 11

Step 2:ClickNetwork resetand confirm your action by pressingReset Now.

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Disable the Microsoft Defender Firewall

Open Advanced Network Settings on Windows

Perform a Network Reset

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Top_N_Fixes_if_Your_WiFi_Stops_Working_When_an_External_Monitor_Is_Connected_on_Windows

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