Internet Showing but not Working

01.Method

 Go to the control panel and open "Internet Settings", navigate to the "Connection" tab and select "Automatically detect settings" and uncheck proxy server if selected. Select Automatically obtain IP address and DNS.

Search Control Panel 

Internet Option Open

"Internet Properties" Connection Lan Settings Open

Automatically Detect Setting Remakes Click & Ok

Network and Sharing Center Click

Change Adapter Setting Click

Ethernet Open

Properties Open

Internet Protocol Version 4 (TCP/IPv4) 2x Click 

Change Option 

02.Method

Go to "Settings" and open "Network and Internet" and choose the "Network troubleshooter" this may fix the (Ethernet/Wi-Fi) issue.

All Settings 

Update & Security 

Troubleshooter Additional Troubleshooter 

Internet Connections Run The Troubleshooter 

Internet Connections 

03.Method

Reset the Network and delete all network profiles.

04.Method

Copy these commands on cmd - 

netsh winsock reset

netsh int ip reset

netsh int ip reset resetlog.txt

ipconfig /flushdns

ipconfig /release

ipconfig /renew

netsh int ipv4 reset resetlog.txt

05.Method

Open device manager and update the network driver, also try uninstalling it. Restart!