When you connect a device to your home network or a Wi-Fi hotspot with Internet access, the Internet connection may not work for various reasons.
Issue Found: DNS Server Not Responding Error on Windows 10/7 [SOLVED]
Microsoft Windows PCs can run Windows Network Diagnostics to diagnose Internet connection issues. If you are unsure whether your computer is reporting DNS Server Not Responding errors, follow these steps:
Select Start and then choose Settings.
Select Network & Internet. The Network Status window opens.