Change the time zone in Linux - using command line
Follow @ggarronTo change the time zone in Linux, using the command line just enter this commands, do not worry they are few and easy.
cd /usr/share/zoneinfo
Look for your city, in my case it is:
America/La_Paz
Now create a link to the file /etc/localtime by doing this:
sudo ln -sf /usr/share/zoneinfo/America/La_Paz /etc/localtime
And you are done.