Error Wifi in Windows 1

networking commands in a command prompt window.

all version windows

1. search "Command prompt" in your start menu, right click with your mouse, in front of "Command prompt", then select "Run as administrator", press "Yes".

windows 8 and newer version

1. Open command prompt with administrative privileges (Windows Key + X, then A).

2. Run the following command:
3. Reset the TCP/IP stack
   Type netsh int ip reset and press Enter.
4. Reset the network stack
   Type netsh winsock reset and press Enter.
5. Release the IP address
   Type ipconfig /release and press Enter.
6. Renew the IP address
   Type ipconfig /renew and press Enter.
7. Flush and reset the DNS client resolver cache
   Type ipconfig /flushdns and press Enter.
8. Temporarily turn off firewalls
   type netsh advfirewall set allprofiles state off, and then press Enter.
   To turn on all firewalls you might have installed, at the command prompt, type netsh advfirewall set allprofiles state on, and then press Enter.

turn on 20/40 mhz network discoverable

1. Go to "Network and Sharing Center"
2. Change adapter settings
3. Right click on Wi-Fi adapter, select properties.
4. Click on configure, then go to advanced tab.
5. Select "HT Mode" (different name among different adapter), change the value to 20|40. HT (High Throughput".
6. Click OK, then you should be able to browsing.