If you are experiencing other error messages, it is likely they are being caused by the software program you are running and a hardware device. We recommend you see the basic troubleshooting overview for your hardware device or software program.
If you are having difficulties with a hardware device, see the basic troubleshooting overview for steps that can be taken to help resolve your hardware issues. 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An outdated or incompatible network adapter driver can cause connection problems.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. Renew the IP address. Flush and reset the DNS client resolver cache. Here's how to run networking commands in a command prompt: Select the Start button, start typing cmd , right-click Command Prompt in the list, select Run as Administrator , and then select Yes.
Turn on the cable modem, and then turn on the computer. Double click Services and Applications. Double click Services. If the Service status is Stopped , click Start. Set the Startup type to Automatic. Thanks to Lightcap, who suggested this fix in a news group message. Problem: Computers can ping each other by IP address, but not by name.
Possible Solutions: Download and install the latest network card driver program. Check the cabling — a bad cable will prevent link detection. It should show a live link to the NIC. Auto-detecting speed and duplex mode can be unreliable. Set them manually. Most routers and switches use Mb, full duplex. Hubs can only use half duplex. Error Message: The list of servers for this workgroup is not currently available. Double click Computer Browser. Error Message: Unable to browse the network.
The network is not accessible. Solution: Make sure that: The user is logged on. Scroll down the list of services and double click Server. Click the Start button.
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