Brightness keys on Lenovo not working, but had them working on other distros with....

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http://forums.fedoraforum.org – Hi there. Long time Ubuntu user here trying out Fedora 19 beta so far and absolutely loving it. Only hangup I'm having so far is with my brightness keys. I ended up finding out some information via Arch's wiki/forums and used that alteration in my grub file, which was basically this here: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_osi=\"!Windows 2012\"" For what it's worth, here's my full grub file - http://pastebin.com/jwdPG0Ei Then just update-grub and reboot and it was fine. I'm having some difficulty here doing that as for one, the grub file looks different (HowTos)