#1

I dont know how to install, AMD drivers I installed the driver from the site and my drivers messed up any ideas on how to do this?

#2

Hello.
See this article in Debian wiki. Should also work for Tanglu.
Please read carefully troubleshooting if you are on a Gnome-Desktop. I do not know if this is also valid for Tanglu since Tanglu also ships 3.14 like Jessie but a more recent fglrx driver.

#3

Perhaps apt-get install firmware-linux