Yes Steve I am sure , i knew about this page here after i posted on askubuntu at this link https://askubuntu.com/questions/988361/bios-corrupted-with-ubuntu-17-10-no-uefi-boot-or-saving-changes
since this time i am still trying to fix it, even deleted all hard disk , install windows 8 , install Ubuntu 14.04 , 16.04, 17.04 , 17.10, remove hard disk , removed CMOS , the problem still at me -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1734147 Title: Ubuntu 17.10 corrupting BIOS - many LENOVO laptops models To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1734147/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs