Why doesn t wireshark detect my interface

Question

I just installed Wireshark  but when I click capture  gt  interfaces  the dialog box appears  but it does not contain my network interface   When click on capture  gt  interfaces it appears as in the screenshot below  What can cause this

User · Answer

As described in other answer  it s usually caused by incorrectly setting up permissions related to running Wireshark correctly   Windows machines   Run Wireshark as administrator

User · Answer

This is usually caused by incorrectly setting up permissions related to running Wireshark correctly  While you can avoid this issue by running Wireshark with elevated privileges  e g  with sudo   it should generally be avoided  see here  specifically here   This sometimes results from an incomplete or partially successful installation of Wireshark  Since you are running Ubuntu  this can be resolved by following the instructions given in this answer on the Wireshark Q amp A site  In summary  after installing Wireshark  execute the following commands   sudo dpkg-reconfigure wireshark-common  sudo usermod -a -G wireshark  USER   Then log out and log back in  or reboot   and Wireshark should work correctly without needing additional privileges  Finally  if the problem is still not resolved  it may be that dumpcap was not correctly configured  or there is something else preventing it from operating correctly  In this case  you can set the setuid bit for dumpcap so that it always runs as root   sudo chmod 4711  which dumpcap    One some distros you might get the following error when you execute the command above      chmod  missing operand after    4711         Try  chmod --help  for more information    In this case try running  sudo chmod 4711  sudo which dumpcap

User · Answer

By Restarting NPF  I can see the interfaces with wireshark 1 6 5  Open a Command Prompt with administrative privileges    Execute the command  sc stop npf    Then start npf by command  sc start npf   Open WireShark    That s it

User · Answer

Just uninstall NPCAP and install wpcap  This will fix the issue

User · Answer

For  nix OSes  run wireshark with sudo privileges  You need to be superuser in order to be able to view interfaces  Just like running tcpdump -D vs sudo tcpdump -D  the first one won t show any of the interfaces  won t compalain prompt for sudo privileges either    So  from terminal  run      sudo wireshark

User · Answer

On Fedora 29 with Wireshark 3 0 0 only adding a user to the wireshark group is required   sudo usermod -a -G wireshark  USER   Then log out and log back in  or reboot   and Wireshark should work correctly

User · Answer

In Windows  with Wireshark 2 0 4  running as Administrator did not solve this for me   What did was restarting the NetGroup Packet Filter Driver  npf  service    Open a Command Prompt with administrative privileges   Execute the command sc query npf and verify if the service is running  Execute the command sc stop npf followed by the command  sc start npf   Open WireShark and press F5    Source   http   dynamic-datacenter be  p 1279

User · Answer

I hit the same problem on my laptop win 10   with Wireshark version 3 2 0   and I tried all the above solutions but unfortunately don t help   So     I uninstall the Wireshark bluntly and reinstall it   After that  this problem solved   Putting the solution here  and wish it may help someone

[networking] Why doesn't wireshark detect my interface?

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