Network & Internet connection problems in Windows

Step1:-

Enable or Disable Our Devices Wireless Card

1. Press the Window key + R. This open the Run command

2. After that you can type “ncpa.cpl” and then press enter.

3. After that you can see the network setting

4. After that Right click on the WIFI setting and you can enable or disable your network connection setting.

Step2:-

Make sure Wi‑Fi is on. Select the Start button, then select Settings > Network & Internet > Wi‑Fi to check. Next, select Show available networks, and if a network you expect to see appears in the list, select it, and then select Connect.

Step3:-

Make sure the physical Wi‑Fi switch on your laptop is turned on and also make sure airplane mode is turned off.

Step4:-

Restart your modem and wireless router. This helps create a new connection to your Internet service provider (ISP).

When you do this, everyone that is connected to your Wi-Fi network will be temporarily disconnected. The steps you take to restart your modem and router can vary, but here are the general steps:

1.Unplug the power cable for the router from the power source.

2.Unplug the power cable for the modem from the power source.

3.Wait at least 30 seconds or so.

4.Plug the modem back into the power source. The lights on the modem will blink. Wait for them to stop blinking.

5.Plug your router back into the power source.Wait a few minutes for the modem and router to fully power on. You can usually tell when they’re ready by looking at the status lights on the two devices.

6.On your PC, try to connect again

Step5:-

The Network troubleshooter can help diagnose and fix common connection problems. Using this troubleshooter, then running some networking commands afterwards if needed, can help get you connected.

To run the Network troubleshooter

1.In the search box on the taskbar, type Network troubleshooter, and then select Identify and repair network problems from the list of results.

2.Follow the steps in the troubleshooter and see if that fixes the problem.

Step 6:-

If that doesn’t fix your connection problem, try these things:

1. Reset the TCP/IP stack

2. Release the IP address

3. Renew the IP address

4. Flush and reset the DNS client resolver cache

To run these networking commands in a command prompt window

1.In the search box on the taskbar, type Command prompt, press and hold (or right-click) Command prompt, and then select Run as administrator> Yes.

2.At the command prompt, run the following commands in the listed order, and then check to see if that fixes your connection problem:

1.Type netsh winsock reset and press Enter.

2.Type netsh int ip reset and press Enter.

3.Type ipconfig /release and press Enter.

4.Type ipconfig /renew and press Enter.

5.Type ipconfig /flushdns and press Enter.

Step7:-

Roll back the network adapter driver

If you were connected before and recently installed a new network adapter driver or installed an update to Windows that might have included an updated driver, rolling back your driver to a previous version might help.

1. In the search box on the taskbar, type Device Manager, and then select Device Manager from the list of results.

2. In Device Manager, select Network adapters the network adapter name.

3. Press and hold (or right-click) the network adapter, and then select Properties.

4. In Properties, select the Driver tab, select Roll Back Driver, then follow the steps.

5.If the button is unavailable, that means there’s no driver to roll back to.

6.After rolling back to the previous version of the driver, and see if that fixes the connection issue.

If Windows can’t find a new driver for your network adapter, visit the PC manufacturer’s website and download the latest network adapter driver from there. If your PC can’t connect to the Internet, you’ll need to download a driver on a different PC and save it to a USB flash drive, so you can manually install the driver on your PC. You’ll need to know the PC manufacturer and model name or number.

Step8:-

Update the network adapter driver

An outdated or incompatible network adapter driver can cause connection problems.

1.In the search box on the taskbar, type Device Manager, and then select Device Manager from the list of results.

2.In Device Manager, select Network adapters the network adapter name.

3.Press and hold (or right-click) the network adapter, and then select Update driver> Search automatically for updated driver software. Follow the seps, then select Close.

4.After installing the updated driver, select the Start button > Power > Restart if you’re asked to restart, and see if that fixes the connection issue.

Step9:-

Temporarily turn off firewalls

Sometimes firewall software might prevent you from getting connected. You can see if the connection issue is caused by a firewall by turning it off temporarily and then trying to visit a website you trust.

If you have trouble turning off your firewall, do the following to turn off all firewall software that’s running on your PC. Again, make sure you turn your firewall back on as soon as you can.

To turn off all firewalls

1.In the search box on the taskbar, type Command prompt, press and hold (or right-click) Command prompt, and then select Run as administrator> Yes.

2.At the command prompt, type netsh advfirewall set all profiles state off, and then press Enter.

3.Open your web browser and visit a website you trust and see if you can connect to it.

4.To turn on all firewalls you might have installed, at the command prompt, type netsh advfirewall set all profiles state on, and then press Enter.

Step 10:-

Temporarily turn off any antivirus or malware-prevention software

Sometimes antivirus or malware-prevention software might prevent you from getting connected. You can see if the connection issue is caused by antivirus and malware-prevention software by turning it off temporarily and then trying to visit a website you trust..

If you’re not sure what antivirus or malware-prevention software program you have installed, Windows might be able to tell you.

To find out what antivirus or malware-prevention software is installed

1.In the search box on the taskbar, type System and security, and then select Review your computer’s status and resolve issues.

2.Select the down arrow next to Security.

If Windows can detect your antivirus software, it’s listed under Virus protection. For malware-prevention software, look under Spyware and unwanted software protection.

3.If the antivirus or malware-prevention software is on, check the documentation for that software to learn how to turn it off.

Make sure you turn your antivirus or malware-prevention software back on as soon as you can to make sure your PC is better protected.

Step11:-

Uninstall the network adapter driver and restart

If the previous steps didn’t work, try to uninstall the network adapter driver, and then restart your computer and have Windows automatically install the latest driver. Consider this approach if your network connection stopped working properly after a recent update.

1.In the search box on the taskbar, type Device Manager, and then select Device Manager from the list of results.

2.In Device Manager, select Network adapters> the network adapter name.

3.Press and hold (or right-click) the network adapter, and then select Uninstall device> Delete the driver software for this device check box > Uninstall.

4. After uninstalling the driver, select the Start button > Power > Restart.

After your PC restarts, Windows will automatically look for and install the network adapter driver. Check to see if that fixes your connection problem. If Windows doesn’t automatically install a driver, try to install the backup driver you saved before uninstalling.

Step 12:-

Use network reset to reinstall network devices

Using network reset should be the last step you try. Consider using it if the steps above don’t help to get you connected. It removes any network adapters you have installed and the settings for them. After your PC restarts, any network adapters are reinstalled, and the settings for them are set to the defaults.

1.Select the Start button, then select Settings > Network & Internet > Status > Network reset.

2.On the Network reset screen, select Reset now > Yes to confirm.

Wait for your PC to restart and see if that fixes the problem.

Step1:-

Enable or Disable Our Devices Wireless Card

1. Press the Window key + R. This open the Run command

2. After that you can type “ncpa.cpl” and then press enter.

3. After that you can see the network setting

4. After that Right click on the WIFI setting and you can enable or disable your network connection setting.

Step2:-

Make sure Wi‑Fi is on. Select the Start button, then select Settings > Network & Internet > Wi‑Fi to check. Next, select Show available networks, and if a network you expect to see appears in the list, select it, and then select Connect.

Step3:-

Make sure the physical Wi‑Fi switch on your laptop is turned on and also make sure airplane mode is turned off.

Step4:-

Restart your modem and wireless router. This helps create a new connection to your Internet service provider (ISP).

When you do this, everyone that is connected to your Wi-Fi network will be temporarily disconnected. The steps you take to restart your modem and router can vary, but here are the general steps:

1.Unplug the power cable for the router from the power source.

2.Unplug the power cable for the modem from the power source.

3.Wait at least 30 seconds or so.

4.Plug the modem back into the power source. The lights on the modem will blink. Wait for them to stop blinking.

5.Plug your router back into the power source.Wait a few minutes for the modem and router to fully power on. You can usually tell when they’re ready by looking at the status lights on the two devices.

6.On your PC, try to connect again

Step5:-

The Network troubleshooter can help diagnose and fix common connection problems. Using this troubleshooter, then running some networking commands afterwards if needed, can help get you connected.

To run the Network troubleshooter

1.In the search box on the taskbar, type Network troubleshooter, and then select Identify and repair network problems from the list of results.

2.Follow the steps in the troubleshooter and see if that fixes the problem.

Step 6:-

If that doesn’t fix your connection problem, try these things:

1. Reset the TCP/IP stack

2. Release the IP address

3. Renew the IP address

4. Flush and reset the DNS client resolver cache

To run these networking commands in a command prompt window

1.In the search box on the taskbar, type Command prompt, press and hold (or right-click) Command prompt, and then select Run as administrator> Yes.

2.At the command prompt, run the following commands in the listed order, and then check to see if that fixes your connection problem:

1.Type netsh winsock reset and press Enter.

2.Type netsh int ip reset and press Enter.

3.Type ipconfig /release and press Enter.

4.Type ipconfig /renew and press Enter.

5.Type ipconfig /flushdns and press Enter.

Step7:-

Roll back the network adapter driver

If you were connected before and recently installed a new network adapter driver or installed an update to Windows that might have included an updated driver, rolling back your driver to a previous version might help.

1. In the search box on the taskbar, type Device Manager, and then select Device Manager from the list of results.

2. In Device Manager, select Network adapters the network adapter name.

3. Press and hold (or right-click) the network adapter, and then select Properties.

4. In Properties, select the Driver tab, select Roll Back Driver, then follow the steps.

5.If the button is unavailable, that means there’s no driver to roll back to.

6.After rolling back to the previous version of the driver, and see if that fixes the connection issue.

Step8:-

Update the network adapter driver

An outdated or incompatible network adapter driver can cause connection problems.

1.In the search box on the taskbar, type Device Manager, and then select Device Manager from the list of results.

2.In Device Manager, select Network adapters the network adapter name.

3.Press and hold (or right-click) the network adapter, and then select Update driver> Search automatically for updated driver software. Follow the seps, then select Close.

4.After installing the updated driver, select the Start button > Power > Restart if you’re asked to restart, and see if that fixes the connection issue.

Step9:-

Temporarily turn off firewalls

Sometimes firewall software might prevent you from getting connected. You can see if the connection issue is caused by a firewall by turning it off temporarily and then trying to visit a website you trust.

If you have trouble turning off your firewall, do the following to turn off all firewall software that’s running on your PC. Again, make sure you turn your firewall back on as soon as you can.

To turn off all firewalls

1.In the search box on the taskbar, type Command prompt, press and hold (or right-click) Command prompt, and then select Run as administrator> Yes.

2.At the command prompt, type netsh advfirewall set all profiles state off, and then press Enter.

3.Open your web browser and visit a website you trust and see if you can connect to it.

4.To turn on all firewalls you might have installed, at the command prompt, type netsh advfirewall set all profiles state on, and then press Enter.

Step 10:-

Temporarily turn off any antivirus or malware-prevention software

Sometimes antivirus or malware-prevention software might prevent you from getting connected. You can see if the connection issue is caused by antivirus and malware-prevention software by turning it off temporarily and then trying to visit a website you trust..

If you’re not sure what antivirus or malware-prevention software program you have installed, Windows might be able to tell you.

To find out what antivirus or malware-prevention software is installed

1.In the search box on the taskbar, type System and security, and then select Review your computer’s status and resolve issues.

2.Select the down arrow next to Security.

If Windows can detect your antivirus software, it’s listed under Virus protection. For malware-prevention software, look under Spyware and unwanted software protection.

3.If the antivirus or malware-prevention software is on, check the documentation for that software to learn how to turn it off.

Make sure you turn your antivirus or malware-prevention software back on as soon as you can to make sure your PC is better protected.

Step11:-

Uninstall the network adapter driver and restart

If the previous steps didn’t work, try to uninstall the network adapter driver, and then restart your computer and have Windows automatically install the latest driver. Consider this approach if your network connection stopped working properly after a recent update.

1.In the search box on the taskbar, type Device Manager, and then select Device Manager from the list of results.

2.In Device Manager, select Network adapters> the network adapter name.

3.Press and hold (or right-click) the network adapter, and then select Uninstall device> Delete the driver software for this device check box > Uninstall.

4. After uninstalling the driver, select the Start button > Power > Restart.