Krzysztof, looks like you installed the kernel correctly, you are simply booting into a newer kernel without the feature.
Please make sure you boot using 3.13.0-39. To do so please choose kernel 3.13.0-39 from the GRUB menu during the boot of your computer. You can find more information how do display the menu at [1]. [1] http://askubuntu.com/questions/16042/how-to-get-to-the-grub-menu-at- boot-time -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1104230 Title: DisplayPort 1.2 MST support is missing in the Intel driver To manage notifications about this bug go to: https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/1104230/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs