Virus that stops wireless connection

The internet on my desktop does not work. The network centre simply says "Connected with limited access". The computer can see all the available networks but does not connect to any, not even my mobile hotspot. I tried using a completely different network adapter and that one does not even show any wireless networks. I have basically come to the conclusion that the is some for of malware blocking access. Can someone help me with this problem?

This issue may occur either due to corrupt network drivers and settings, issue with the web server, or issue with the network between your computer and the web server.

Method 1: Run network troubleshooter and check the issue. Method 2: Run Microsoft safety scanner to check if the issue is occurring due to any virus or malware. Note: Any data files that are infected may only be cleaned by deleting the file entirely, which means there is a potential for data loss.

Was this reply helpful? Yes No. Sorry this didn't help. Thanks for your feedback. It's possible that the list of "available wireless networks" is not refreshing, and what you see with your D-Link adapter is only those networks previously available see, e.

The fact that a separate wireless adapter sees no available networks tends to confirm this hypothesis. What is the make and model of your router? Look at the label on the back or bottom and include any hardware version noted. If after refreshing the list of available networks, no networks are shown, connect to your router using an Ethernet cable and log into the router's configuration utility.

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Details required : characters remaining Cancel Submit 1 person found this reply helpful. I'm really sorry but I made an error. The desktop which has the problem actually runs on windows Vista. LemP, I followed your instructions but it didn't work. Same issue as before. I don't have a router, here, my provider gave us a modem with wireless capacity.

Doesn't seem to have a model number, all I know is that its a Gateway. Ratandeep , I tried the troubleshooting and it basically lists a few things that could be wrong. Sometimes it tells me that the D-Link adapter is experiencing problems. Check if the protocol bindings are correct but nothing helps. I can't install Safety scanner because I have no internet connection on the desktop but can I get the setup and put it on a USB and move it to the desktop? Please let me know if you can still help me with this problem even though its windows Vista.

PS the make and model of the computer is HP mc. I would suggest you to update network or LAN driver and chipset drivers from these links and check the issue. For me i having wifi modem which is distributed from our hostel. I hope its virus problem. In my wifi only 3 device. Its hard to find out which device having virus.

How can i solve this issue.. Under Network profile type , select Private. Wi-Fi adapter manufacturers might have different advanced settings you can change based on your network environment or connection preferences. In Device Manager, select Network adapters , and then double-click the network adapter name. Select the Advanced tab and look for a Wireless Mode setting. Windows uses the Wi-Fi profile to save the settings that are needed to connect to a Wi-Fi network.

These settings include the network security type, key, network name SSID , and so on. To fix this, remove or "forget" the network connection, then reconnect to the network. When you forget a network connection, it removes the Wi-Fi network profile from your PC. Select Wi-Fi , then select Manage known networks. Afterwards, select the Wi-Fi icon on the taskbar and try to reconnect to the network to renew the network connection.

For more info, see Wi-Fi problems and your home layout. There may be additional troubleshooting steps you can try, depending on which symptoms you're having. To view these steps, check out Wi-Fi connection icons and what they mean. Setting up a wireless network. How to find your wireless network password. Analyze the wireless network report. Wi-Fi tools and apps. Make a Wi-Fi network public or private in Windows.

Afterwards, see if a Wi-Fi network you recognize and trust appears in the list of networks. Under Change your network settings , select Network troubleshooter.

In the search box on the taskbar, type Command prompt. In the search box on the taskbar, type Device Manager , and then select Device Manager from the list of results. If you lost your network connection immediately after upgrading or updating Windows 10, it's possible that the current driver for your network adapter was designed for a previous version of Windows.

This can help solve connection problems you might have after upgrading from a previous version of Windows to Windows Under Network profile , select Private.

Afterwards, select the Wi-Fi icon on the taskbar and try to reconnect to the desired network to renew the network connection. Check for additional symptoms for the "No internet connection" icon.

Make a Wi-Fi network public or private in Windows Swipe in from the right edge of the screen, select Settings , then select the Network icon. Swipe in from the right edge of the screen, and then select Settings. Select the Network icon, and then select Hidden network. The network will be added to your list of networks and will be available to connect to when your computer is in range of the network.

To connect to the network, follow these steps:. Open Connect to a Network by selecting the network icon in the notification area. Select Unnamed Network , select Connect , and then type the network information. The network will be added to your list of networks and will be available to connect to in the future when your computer is in range of the network.. Let Windows try to help you fix the problem.

Try running the Network troubleshooter to see if it can diagnose and fix the problem. Select the Start button, start typing Network problems , and then select Identify and repair network problems in the list. The Network Troubleshooter mentioned above can help diagnose and fix common connection problems.

After using that, try running the network commands below because the combination of doing these two things can help you get connected. Select the Start button, start typing cmd , right-click Command Prompt in the list, select Run as Administrator , and then select Yes. At the command prompt, run the following commands in the listed order and then check to see if that fixes your connection problem:. This helps create a new connection to your Internet service provider ISP. So if you unplug the modem and lights stay on, remove the battery from the modem.

If it is, contact your ISP. At the command prompt, type ipconfig. Look for the IP address listed next to Default gateway. For example, The result should be something like this: Reply from Try using the Network Adapter troubleshooter to automatically find and fix some problems.

This troubleshooter will disable and re-enable the adapter, and try some other common repairs. Select the Start button, start typing Troubleshooting , and then select Troubleshooting in the list.

Update the network adapter driver. An outdated or incompatible network adapter driver can cause connection problems. Check to see if an updated driver is available.

Select the Start button, start typing Device Manager , and then select it in the list. In Device Manager, select Network adapters , right-click your adapter, and then select Properties. Select the Driver tab, and then select Update Driver. Open your web browser and type the IP address for your wireless router. This setting is often on a Wireless Settings page. Select the Start button. Start typing cmd and right-click Command Prompt in the list. Select Run as Administrator , and then select Yes.

Write down the address that appears next to Physical Address for your wireless network adapter. Sign in with your user name and password, then look for a setting that says MAC Address Filter or something similar. Look in the Wireless Network section. If Wi-Fi is on, the button should say Turn wireless off. In the search box, type wireless and then select Manage wireless networks. Select Add , and then select Manually create a network profile.

If you want Windows to automatically connect when the network is in range, select the Start this connection automatically check box.

Select the Connect even if the network is not broadcasting check box, select Next , and then select Close. Open the Network troubleshooter by right-clicking the network icon in the notification area and then selecting Troubleshoot problems. Type cmd in the search box, right-click cmd in the list, select Run as administrator , and then select Yes. Open the Network Adapter troubleshooter by selecting the Start button and then selecting Control Panel.

If you're prompted for an administrator password or confirmation, type the password or provide confirmation. Type cmd in the search box and right-click cmd in the list. Select Run as administrator , and then select Yes. Windows 11 Windows 10 Windows 8. Things to try first Try these things first to help you fix or narrow down the connection problem.

To run the Network troubleshooter Select the Start button, then type settings. Follow the steps in the troubleshooter and see if that fixes the problem. The results should be something like this: Reply from At the command prompt, run the following commands in the listed order, and then check to see if that fixes your connection problem: Type netsh winsock reset and select Enter.

Check if your network adapter is compatible with the latest Windows Update If you lost your network connection immediately after upgrading to or updating Windows 11, it's possible that the current driver for your network adapter was designed for a previous version of Windows. To check, try temporarily uninstalling the recent Windows Update: Select the Start button, then enter settings.

Select the most recent update, then select Uninstall. If uninstalling the most recent update restores your network connection, check to see if an updated driver is available: Select Search on the taskbar, type Device Manager , and then select Device Manager from the list of results. Use network reset Using network reset should be the last step you try.

Wait for your PC to restart, and see if that fixes the problem. Check your Wi-Fi settings Wi-Fi adapter manufacturers might have different advanced settings you can change based on your network environment or connection preferences. To find the wireless mode setting In Device Manager, select Network adapters , and then double-click the network adapter name.

Wi-Fi profile settings Windows uses the Wi-Fi profile to save the settings that are needed to connect to a Wi-Fi network. To forget a network Select the Start button, then enter settings.

Select the network you want to forget, then select Forget. Related topics Setting up a wireless network How to find your wireless network password Analyze the wireless network report Wi-Fi tools and apps Make a Wi-Fi network public or private in Windows. Follow the steps in the troubleshooter, and see if that fixes the problem.

Unplug the power cable for the router from the power source. On your PC, try to connect again. Check if your network adapter is compatible with the latest Windows Update If you lost your network connection immediately after upgrading or updating Windows 10, it's possible that the current driver for your network adapter was designed for a previous version of Windows. If uninstalling the most recent update restores your network connection, check to see if an updated driver is available: In the search box on the taskbar, type Device Manager , and then select Device Manager from the list of results.

Check for additional symptoms for the "No internet connection" icon There may be additional troubleshooting steps you can try, depending on which symptoms you're having.

Related topics Setting up a wireless network How to find your wireless network password Analyze the wireless network report Wi-Fi tools and apps Make a Wi-Fi network public or private in Windows Make sure Wi-Fi is turned on.

Turn on Wi-Fi. Turn off Airplane mode. Move closer to the router or access point if you can. Type the network name and select Next. Type the password and select Next. Follow any additional instructions to get connected. To connect to the network, follow these steps: Open Connect to a Network by selecting the network icon in the notification area. Run network commands after using the Network Troubleshooter. Release the IP address.