The Network icon in the lower right corner of the computer is abnormal. Generally, the network connection is abnormal, but the above display is a Red Fork or a red exclamation point. Next I will introduce you to the solution: the Network icon in the lower right corner of the computer has an exception, it is wired or wireless, but the icon is displayed as a Red Fork (Figure 1), there is a wireless hotspot around the small Sun icon (Figure 2), the Internet connection is normal, the icon is a red exclamation point!
Solution:
Method 1:
Open the device Device Manager, right-click "my computer"> "manage"> "Device Manager"> "View"> "show hidden devices"> click "network adapter ", replace all parameters with "6TO4 Adapter" and "isatap. {...}" Delete the device at the beginning (right-click the device and choose uninstall), as shown in Figure 3 network adapter:
(Figure 3)
Disable Device Manager ". Click Start> Control Panel> network and Internet to open the network and sharing center;
On the "Network and sharing center" page, click "manage network connections ";
In the "Network Connection" window, right-click "Local Connection" and select "properties ";
In the "Local Connection Properties" window, deselect "Internet Protocol version 6 (TCP/IPv6)" and click "OK. (Figure 4)
(Figure 4)
Restart the Computer Network icon to restore normal display. (Figure 5)
(Figure 5)
Method 2:Start, right-click the administrator, run the following commands in sequence, and then restart.
Net localgroup administrators localservice/add
Net localgroup administrators networkservice/add