I just installed Ubuntu 11.10 and I did all the software updates. When I went into Additional Drivers, I saw that my ATI/AMD Proprietary FGLRX Graphics Driver is not activated. It says (post-release updates). I tried activating it, but it does not work? Ubuntu is really slow and nothing seems smooth? Also, my laptop fan is constantly on, which makes my laptop SUPER HOT. Someone please help!
closed as off topic by Bruno Pereira♦ Mar 12 '12 at 9:54
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do you have multiple graphics cards in the computer? I have a dv7 using xubuntu and I've got a discrete ATI graphics cards and an intel integrated one.
fglrx-update packages will not work. this is a bug
read through that.
For xubuntu, I don't require the graphics of unity so the intel card works fine. Try unity in 2D. If fglrx is not installed, find out the outcome of