Under the Ubuntu system, some users have reported that they cannot find the signal when using the wireless network card. I believe many users have encountered such a situation. What should I do? Next, Xiaobian will introduce you to the solution for the wireless network card search under Ubuntu.
Enter “wifi” search in the software center to install the WiFi radar software.
Of course, we must first ensure that the wireless card is turned on (indicator lights).
If you have not first determined that the hardware switch is turned on, you should also enable wireless in the network connection. Execute sudo ifconfig wlan0 up in terminal.
Then run wifa-radar or open the WiFi radar in the menu, the interface is OK.
Ubuntu wireless network card search can not find a solution to the solution, if you also encountered the same problem, you can try the method described above.
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