options below enables Visual Effects and video to be played without flicker. The Textured video option can be turned on, but this can cause flicker or diagonal... jump to step 5 in that case.
The ATI driver must be added to the kernel module blacklist so that the new ATI driver will be used. If it is not blacklisted, the official Ubuntu repository version of the ATI driver will be loaded instead.
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$ sudo gedit /etc/default... ) (if they exist):
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$ sudo gedit /etc/modprobe.d/blacklist-restricted
$ sudo gedit /etc/modprob
