但是windows系统没有任何问题,所以就在网上找解决办法,也按照网上的方法试了,结果好多方法都是没用的.
最后从askubuntu上找到了解决方法.
首先要查看本机的无线网卡型号:
1 lmtoo@lmtoo:~$ lspci 2 00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge -OPI (rev 09) 3 00:02.0 VGA compatible controller: Intel Corporation Broadwell-U Integrated Graphics (rev 09) 4 00:03.0 Audio device: Intel Corporation Broadwell-U Audio Controller (rev 09) 5 00:04.0 Signal processing controller: Intel Corporation Broadwell-U Camarillo Device (rev 09) 6 00:14.0 USB controller: Intel Corporation Wildcat Point-LP USB xHCI Controller (rev 03) 7 00:16.0 Communication controller: Intel Corporation Wildcat Point-LP MEI Controller #1 (rev 03) 8 00:1b.0 Audio device: Intel Corporation Wildcat Point-LP High Definition Audio Controller (rev 03) 9 00:1c.0 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #1 (rev e3) 10 00:1c.1 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #2 (rev e3) 11 00:1c.2 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #3 (rev e3) 12 00:1c.3 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #4 (rev e3) 13 00:1c.4 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #5 (rev e3) 14 00:1d.0 USB controller: Intel Corporation Wildcat Point-LP USB EHCI Controller (rev 03) 15 00:1f.0 ISA bridge: Intel Corporation Wildcat Point-LP LPC Controller (rev 03) 16 00:1f.2 SATA controller: Intel Corporation Wildcat Point-LP SATA Controller [AHCI Mode] (rev 03) 17 00:1f.3 SMBus: Intel Corporation Wildcat Point-LP SMBus Controller (rev 03) 18 02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI Express Card Reader (rev 01) 19 08:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter 20 09:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller (rev 0a) 21 0a:00.0 3D controller: NVIDIA Corporation GM108M [GeForce 940M] (rev a2)