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I am a newbie to Ubuntu just installed Ubuntu Gnome 14.04 on my Dell Inspiron 15 laptop and the wireless card is not detected.. At first hspda dongle wasnt detected too but after manually creating a broadband connection its working. But the wireless icon is not showing up, even the network setting has wired and broadband only


output of lspci -k grep | et

00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB   xHCI Host Controller (rev 04)
00:16.0 Communication controller: Intel Corporation 7 Series/C210 Series Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 1 (rev c4)
00:1c.1 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 2 (rev c4)
00:1d.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation HM76 Express Chipset LPC Controller (rev 04)
00:/1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation 7 Series/C210 Series Chipset Family SMBus Controller (rev 04)
07:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 05)
08:00.0 Network controller: Broadcom Corporation BCM43142 802.11b/g/n (rev 01)
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Please, add output of lspci -k | grep et command. –  enedil May 3 at 10:37
    
coudnt add the output as a comment so added the output by editing the post @enedil –  fara_zed619 May 3 at 14:01
    
@enedil used the additional driver option and activated the broadcom wireless driver and now the wifi shows up..but the network icon is not be seen –  fara_zed619 May 3 at 14:09
    
Are you using lubuntu? –  Wild Man May 3 at 14:31
    
@fara_zed619 it's quite weird... I've got the same wireless card and works very well on standard Ubuntu 14.04. –  enedil May 3 at 18:10

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