Wi-fi não funciona sem reinstalar após cada reinício - por favor me ajude - 14.04

Question

Wi-fi não funciona sem reinstalar após cada reinício - por favor me ajude Estou usando o Ubuntu 14.04 e o driver bcmwl no Dell Inspiron 15 3521 %código% o blacklist.conf contém

    # This file lists those modules which we don't want to be loaded by
# alias expansion, usually so some other driver will be loaded for the
# device instead.

# evbug is a debug tool that should be loaded explicitly
blacklist evbug

# these drivers are very simple, the HID drivers are usually preferred
blacklist usbmouse
blacklist usbkbd

# replaced by e100
blacklist eepro100

# replaced by tulip
blacklist de4x5

# causes no end of confusion by creating unexpected network interfaces
blacklist eth1394

# snd_intel8x0m can interfere with snd_intel8x0, doesn't seem to support much
# hardware on its own (Ubuntu bug #2011, #6810)
blacklist snd_intel8x0m

# Conflicts with dvb driver (which is better for handling this device)
blacklist snd_aw2

# causes failure to suspend on HP compaq nc6000 (Ubuntu: #10306)
blacklist i2c_i801

# replaced by p54pci
blacklist prism54

# replaced by b43 and ssb.
blacklist bcm43xx

# most apps now use garmin usb driver directly (Ubuntu: #114565)
blacklist garmin_gps

# replaced by asus-laptop (Ubuntu: #184721)
blacklist asus_acpi

# low-quality, just noise when being used for sound playback, causes
# hangs at desktop session start (Ubuntu: #246969)
blacklist snd_pcsp

# ugly and loud noise, getting on everyone's nerves; this should be done by a
# nice pulseaudio bing (Ubuntu: #77010)
blacklist pcspkr

# EDAC driver for amd76x clashes with the agp driver preventing the aperture
# from being initialised (Ubuntu: #297750). Blacklist so that the driver
# continues to build and is installable for the few cases where its
# really needed.
blacklist amd76x_edac

    

Answer 1

Primeiro, vamos ter certeza de que o driver correto wl não está na lista negra:

gksudo gedit /etc/modprobe.d/blacklist.conf

Use nano ou kate ou leafpad se você não tiver o editor de texto gedit. Se 'blacklist wl' estiver listado, remova-o. Revise cuidadosamente, salve e feche o editor de texto.

Em seguida, vamos pedir ao wl para carregar automaticamente na inicialização:

sudo -i
echo wl  >>  /etc/modules
exit

Reinicie e diga se está funcionando como esperado.