Fixing Wired and Wireless Internet Connection Problems: Red X, Yellow Exclamation Mark [Tutorial]
31Fix Network Connection Problems - Finding & Correcting Device Driver Issues. If your computer is reporting that you do not have any internet access connection methods, you may have device driver issues with your hardware. This video explains how find troubled devices and methods to locate the software it needs to install and correct the problem. This technique works on all brands of computers and hardware.
Internet connection availability and access in Windows is indicated via an icon residing on the taskbar. If you see an exclamation mark on Network icon it may mean that your Windows 10/8/7 PC has Limited Network Connectivity. There can, however, be other reasons for this issue. To troubleshoot and resolve this issue, you may try some of the troubleshooting steps listed in this pot, and see if any help.
A Limited Network Connectivity message basically means that you have a weak connection or you have used a wrong passcode. Specifically, this is what it means:
Many a times, the problem appears because of wrong icon mapping. So the first thing you should do if you see a Limited Network Connectivity message is to ensure that all your cables are connected properly and the reboot your router and restart your computer. Turn off your Wi-Fi interface and turn it back on again. Restarting the computer helps reset the internal modem. This will help get rid of the problem in most cases.
This tutorial will apply for computers, laptops, desktops,
and tablets running the Windows 10, Windows 8/8.1,
Windows 7 operating systems.Works for all major computer manufactures (Dell, HP, Acer, Asus, Toshiba, Lenovo, Samsung)