Re: Problem installing Debian on Dell XPS 13 9360 laptop
On Mon, 2021-02-08 at 11:46 +0000, Bernard McNeill wrote:
>
> On 07/02/2021 22:26, Lou Poppler wrote:
> > On Sun, 2021-02-07 at 15:14 -0700, Lou Poppler wrote:
> > > On Sun, 2021-02-07 at 20:44 +0000, Bernard McNeill wrote:
> >
> > [...]
> > > > Trial-1. Reboot, no attempt to use F12.
> > > > Boots directly into Windows.
> > > >
> >
> > [...]
> > > See install manual https://www.debian.org/releases/stable/installmanual
> > >
> > > Also worth asking:
> > > . Is the machine booting in BIOS mode or UEFI mode, with or without
> > > "Secure Boot"? Was the machine booting in that same mode during your
> > > debian installation?
> > > . Are the "disks" involved both/all partitioned in the same schema --
> > > i.e. GPT partitions or MBR partitions?
> >
> > I forgot when writing the above, but another important question is whether you
> > have already disabled the Windows Fast Startup option in Windows 10. This is
> > mandatory, and things will work differently depending on whether it is disabled
> > already or not. See section 3.6.4 of the install manual.
> >
>
> Fast startup was _not_ disabled - I thought (from install manual) only
> applicable to Win-8, and this machine Win-10.
> It is disabled now.
Good. This is updated in the new version of the install manual, thanks to
Holger Wansing.
(see https://www.debian.org/releases/testing/amd64/ch03s06.en.html )
> In the same spirit, found a 'Fastboot' option in BIOS: It was set to
> 'Minimal', it is now set to 'Thorough'.
>
> UEFI mode, Secure Boot always set.
>
> Nothing much has changed, except that reboot now offers opportunity to
> skip a disk check (not taken).
>
> I am nervous that not disabling 'Fast startup' might have messed up
> process from beginning - I may repeat entire installation.
Yes worth a re-do. Pay attention to section 6.3.7 of the install manual, about
getting the grub boot loader installed (onto your removable disk).
> +++ Are the "disks" involved both/all partitioned in the same schema --
> +++ i.e. GPT partitions or MBR partitions?
> I have partitioned nothing on the laptop's SSD (and don't really want to
> - the idea of the external USB HDD for Debian was to make that drive a
> sandbox - no possible corruption of other work under Win-10).
> The external USB HDD was partitioned by the debian_installer (Guided
> total disk).
This should be OK. You said above UEFI/Secure-boot always set, which implies
that all the disks should be setup as GPT style.
>
> FWIW I sense that in some way the 'Debian' option in the boot list
> points to Win-10 on the SSD, rather than the Debian on the external HDD.
> If it pointed to rubbish surely the machine would simply hang.
>
> Best regards
>
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