Unfortunately, we do not have this information, since we specialize on Windows based operating systems. However, you should be able to find this procedure online. Either on a Ubuntu support site or by searching on different support forums.
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I can't always reply to PM's, if you need extra assistance visit:
Try this guide out and let me know if it works for you. I've already tried with my 17 R4 with no luck but maybe you will succeed where I failed.