我最近更新了 Ubuntu 13.04，从那时起 WiFi 就无法使用。它甚至没有显示在时钟下拉菜单中。驱动程序仍然安装，ndiswrapper 也在那里，以下是一些信息，希望对您有所帮助。
系统配置
lo no wireless extensions.
eth0 no wireless extensions.
usb0 no wireless extensions.
是否配置
eth0 Link encap:Ethernet HWaddr 00:e0:b8:e4:a7:e9
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:5350 errors:0 dropped:0 overruns:0 frame:0
TX packets:5350 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:442173 (442.1 KB) TX bytes:442173 (442.1 KB)
usb0 Link encap:Ethernet HWaddr 02:50:56:54:61:61
inet addr:192.168.42.234 Bcast:192.168.42.255 Mask:255.255.255.0
inet6 addr: fe80::50:56ff:fe54:6161/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:79704 errors:0 dropped:0 overruns:0 frame:0
TX packets:55609 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:112940929 (112.9 MB) TX bytes:7081971 (7.0 MB)
我也得到了这个
sudo modprobe ndiswrapper
ERROR: could not insert 'ndiswrapper': Exec format error
附加信息
ndiswrapper -l
mrv8335 : driver installed
netmw14x : driver installed
device (11AB:2A08) present