The 'grub workarounds' DID work for me (Lubuntu 16.04 on 1000H; once I stumbled across right search keywords, they are 'easy' do/try, tho I don't understand HOW they work).
Looks like it's fixed in 4.15: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1744852 (I wish I knew/understood how/what) <IMHO (naively), *I* feel this should be a HIGHER PRIORITY (than Medium) for Ubuntu/Canonical to FIX!!! (STOP auto-breakxxxxxUpgrad-ing to 4.13! This is my 1st experience trying [non-VBox] Linux: shameful /IMHO> -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1724639 Title: Bug in Kernel 4.13 : Intel Mobile Graphics 945 shows 80 % black screen To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1724639/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs