Since this morning I am facing trouble with WiFi When I started my Notebook it's give error like the package cache is currepeted.now I have checked with all command it's all showing true ..I have WiFi enabled it's showing enable d but available WiFi networks is not showing and when I try go through network settings it's all available network is showing out of range..there no sign of available networks.so plz help me out from this.

  • Hello and welcome to askubunut; In order to maximise your chances to get your question solved, I advise you to review your post by adding more specfic information: what hardware / software (esp. ubuntu version) are you using,... Also mention if toher devices see WiFi connections. For more info on how to ask a good question, please review the help page: askubuntu.com/help Jun 19, 2017 at 10:01

1 Answer 1


Try removing your network module from the Linux kernel. To find your wireless adapter type
lspci | grep "Wireless"
Make sure to get the network adapters name
Then remove the module by typing

modprobe -r [network adapter]

Then add it back by typing

modprobe [network adapter]

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