How to detect wireless network failure of win7 system?

wireless network failure can be said to be a very common fault in win7 64-bit flagship iso, sometimes it is clear that there is no router, nor has it moved the so-called port, but do not know why, win7 system wireless network An exclamation point will appear, or the display will not recognize the network, or there will be a variety of wireless network failures. This kind of problem really makes many users feel very bad. So how do we detect the wireless network failure in the win7 system? Below, Xiaobian will introduce a more common method, the operation steps are as follows:
1. First, let's move the mouse to the win7 system screen right In the lower corner of the notification area, then find the wireless network icon, click on the icon and select Open Network and Sharing Center.
2. In the Open Network and Sharing Center window, click on the wireless network connection in the right window.

3. In the window that pops up, the diagnosis after we click the button, click, win7 system will automatically diagnose the wireless network, is under normal circumstances, as long as not particularly serious failure, then this operation will Can help us diagnose and fix it automatically.