fedora trouble shooting.

1.Fedora LCD Font problem
http://fedorasolved.org/Members/khaytsus/improve-fonts

2.Wireshark
 dont use su -c 'yum install wireshark'
 ->  su -c 'yum install wireshark-gnome'

then write command
 usermod -a -G wireshark _your_username_' as root.