Press any button on the router to drain any leftover power or to power cycle.Īfter this, plug the router back to the power and turn it on. If your router has a power button, press it to turn it off then unplug it from the power for about ten to twenty seconds (10 – 20). If this doesn’t work, restart your router. If this doesn’t work, disconnect the other end of the cable from the Wi-Fi router then connect it back. Disconnect the network cable from the network port at the back of the CPU then plug it back in.

See if this fixes your internet connection. After booting, install your network adapter back. When it is finished, restart the computer. Uninstall network adapter in Device Manager In the middle pane, expand “Network adapters” then right-click your network adapter and select “Uninstall”. In “Computer Management” window, select “Device Manager” on the left pane. Click “Start” then right-click “Computer” and select “Manage”. If you still don’t have internet connection, try to uninstall and reinstall your network adapter. After booting, open your web browser then visit a safe website like to verify if the internet connection is back. When it is finished, close the command prompt then restart the computer. Insert your Windows setup CD or DVD when you are prompted then continue. In the command prompt window, type without quotes “sfc /scannow” then hit Enter. Press the Windows key + R to bring up the “Run” dialog then type without quotes “cmd” then hit Enter. If an error from Avast antivirus keeps popping up but you can still boot your computer, try to uninstall the antivirus from the Control Panel then restart the computer when you are prompted.Īfter booting, try using the System File Checker utility. Since you were checking your emails with Mozilla Firefox before the problem happened, it is possible that you may have downloaded an attachment that contains malicious program. Avast error pops up while restarting the computer, internet gets disconnected

Avast error message restart