But ordinary network cards can receive short messages.

Other people's machines can be plugged in and used directly, which may be because other people's computers are set to install foreign drivers by default, or they may be installed automatically.

Yours, if it worked before, can't be used later, it must be that the driver is damaged. . That is to say, you unplugged the network card directly without quitting the program, causing damage.

Generally, this kind of network card has its own driver. Go and set up the control panel add and delete program, uninstall your client (the icon that will appear when surfing the Internet), then plug in your wireless network card, go to my computer to find a new drive letter and reinstall the driver.

I am an amateur, but this is definitely a driving problem.