I added deb http://archive.ubuntu.com/ubuntu/ xenial-proposed restricted main multiverse universe into /etc/apt/sources.list and ran "apt-get update", and when I tried to upgrade to the .22 version, it can not be found:
root@decui-g2-1604:~# apt-get install grub2-common Reading package lists... Done Building dependency tree Reading state information... Done grub2-common is already the newest version (2.02~beta2-36ubuntu3.21). grub2-common set to manually installed. 0 upgraded, 0 newly installed, 0 to remove and 70 not upgraded. root@decui-g2-1604:~# apt-get install grub2-common=2.02~beta2-36ubuntu3.22 Reading package lists... Done Building dependency tree Reading state information... Done E: Version '2.02~beta2-36ubuntu3.22' for 'grub2-common' was not found -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1826453 Title: Grub2 Booting in blind mode due to "invalid video mode specification `text'" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1826453/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs