Earlier I got the error executing grub-install /dev/sda failed and as advised by you I ran chdsk. I tried to reinstall Ubuntu. But now this error is coming. Details: https://askubuntu.com/questions/934415/ubuntu-16-04-grub-efi-amd64-signed-failed-to-install-into-target-error
Earlier I got the error executing grub-install /dev/sda failed and as advised by you I ran chdsk. I tried to reinstall Ubuntu. But now this error is coming. Details: https:/ /askubuntu. com/questions/ 934415/ ubuntu- 16-04-grub- efi-amd64- signed- failed- to-install- into-target- error