[Bug 1934578] [NEW] fatal error grub not installed on sda

Public bug reported: I formated disk to NTFS with usb W-10 installer, aft that I try isnstallation of Ubuntu 20.04 but came out with "fatal error installer cannot set grub on sda, ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: ubiquity 20.04.15.10 ProcVersionSignature: Ubuntu 5.8.0-43.49~2

[Bug 1504662] [NEW] ubuntu doesn't start on uefi to use boot repair

Public bug reported: I lost win2 mbr trying to make double boot, then only usb live session working so I installed ubuntu again but I can't get session login, does't accept correct passwd. To fix win mbr I tryed to use boot-repair tool but as I'm in a "Legacy boot on HDD" tool says to restar usin