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Remove Ubuntu from Bios, How ?

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Joe

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Jan 7, 2024, 6:08:36 AM1/7/24
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Hi everyone, I have a Thinkpad T460S, I formatted Zorin (Ubuntu) and
installed Windows 10. But the ububtu entry remained in the bios... is it
possible to remove it? Thanks.

https://postimg.cc/WhmXKg5N

Marco Moock

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Jan 7, 2024, 6:15:52 AM1/7/24
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Am 07.01.2024 um 12:08:36 Uhr schrieb Joe:

> Hi everyone, I have a Thinkpad T460S, I formatted Zorin (Ubuntu) and
> installed Windows 10. But the ububtu entry remained in the bios... is
> it possible to remove it? Thanks.

You have an UEFI, the successor of the BIOS.
In UEFI, Boot entries exist for operating systems.
You can go to the UEFI settings (sometimes called setup or similar) and
delete that entry.

You can also use a Linux distribution and use efibootmgr to delete it.

Joe

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Jan 8, 2024, 11:58:49 AM1/8/24
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thanks, do you think it can be done in my Thinkpad T460s??? I think the
bios isn't exactly recent.
If you want to use a Linux distribution, what do you recommend???
clearly I will have to boot from USB and run the Efibootmgr command to
delete it? sorry but I'm not very practical...

Marco Moock

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Jan 8, 2024, 4:32:17 PM1/8/24
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Am 08.01.2024 um 17:58:49 Uhr schrieb Joe:

> Il 07/01/2024 12:15, Marco Moock ha scritto:
> > Am 07.01.2024 um 12:08:36 Uhr schrieb Joe:
> >
> >> Hi everyone, I have a Thinkpad T460S, I formatted Zorin (Ubuntu)
> >> and installed Windows 10. But the ububtu entry remained in the
> >> bios... is it possible to remove it? Thanks.
> >
> > You have an UEFI, the successor of the BIOS.
> > In UEFI, Boot entries exist for operating systems.
> > You can go to the UEFI settings (sometimes called setup or similar)
> > and delete that entry.
> >
> > You can also use a Linux distribution and use efibootmgr to delete
> > it.
> thanks, do you think it can be done in my Thinkpad T460s??? I think
> the bios isn't exactly recent.

UEFI, not BIOS.
The version doesn't matter, simply go to the setup and remove that boot
entries.
https://download.lenovo.com/bsco/index.html#/textsimulator/ThinkPad%20T460s%20(20F9,20FA)

In Setup, select startup with arrow keys, then Boot (hit enter to go
into the sub menu), then select the entry and hit "delete" on the
keyboard.

> If you want to use a Linux distribution, what do you recommend???

Use Ubuntu, this is the easiest way.

> clearly I will have to boot from USB and run the Efibootmgr command
> to delete it? sorry but I'm not very practical...

Rund efibootmgr from it and post the results here.

Joe

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Jan 9, 2024, 8:00:11 AM1/9/24
to
ok... I want to try the first solution... then maybe I'll write back
here... thank you very much




Joe

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Jan 9, 2024, 11:12:24 AM1/9/24
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dear Marco...I saw but in the BOOT section what I do with F12... I would
like to eliminate the writing Ubuntu.. but it doesn't let me move the
arrows...
Then this is my first page of the Bios and then the page of the Startup
section... forgive me but I can't delete anything... where should I act
in the Startup section (which seems to be all right)??
or in the Boot section in F12???
thanks unfortunately I'm not very practical...

https://postimg.cc/gallery/HpRddVQ

Marco Moock

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Jan 9, 2024, 1:52:14 PM1/9/24
to
Am 09.01.2024 um 17:12:25 Uhr schrieb Joe:

> I would like to eliminate the writing Ubuntu.. but it doesn't let me move the
> arrows...

What happens if you press the arrow keys on your keyboard?

> Then this is my first page of the Bios and then the page of the
> Startup section... forgive me but I can't delete anything... where
> should I act in the Startup section (which seems to be all right)??
> or in the Boot section in F12???

You have to act in the setup.

If all that fails you can still do it with efibootmgr.

Joe

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Jan 10, 2024, 3:38:21 AM1/10/24
to
Il 09/01/2024 19:52, Marco Moock ha scritto:
> Am 09.01.2024 um 17:12:25 Uhr schrieb Joe:
>
>> I would like to eliminate the writing Ubuntu.. but it doesn't let me move the
>> arrows...
>
> What happens if you press the arrow keys on your keyboard?

Wow...My mistake, I didn't press the TAB key... in the F12 menu. this is
the screen... if I press Menu it takes me to the normal Bios... I
haven't tried others... where to act from here or from the normal F1
Bios??? Thank you

https://postimg.cc/5HX6MtVP
>
>> Then this is my first page of the Bios and then the page of the
>> Startup section... forgive me but I can't delete anything... where
>> should I act in the Startup section (which seems to be all right)??
>> or in the Boot section in F12???
>
> You have to act in the setup.

> If all that fails you can still do it with efibootmgr.
>
if possible I would prefer to act as Boot with Efibootmgr.. I don't know
if I'm capable of it :-(

Joe

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Jan 10, 2024, 3:38:50 AM1/10/24
to
Il 09/01/2024 19:52, Marco Moock ha scritto:
> Am 09.01.2024 um 17:12:25 Uhr schrieb Joe:
>
>> I would like to eliminate the writing Ubuntu.. but it doesn't let me move the
>> arrows...
>
> What happens if you press the arrow keys on your keyboard?

Wow...My mistake, I didn't press the TAB key... in the F12 menu. this is
the screen... if I press Menu it takes me to the normal Bios... I
haven't tried others... where to act from here or from the normal F1
Bios??? Thank you

https://postimg.cc/5HX6MtVP
>
>> Then this is my first page of the Bios and then the page of the
>> Startup section... forgive me but I can't delete anything... where
>> should I act in the Startup section (which seems to be all right)??
>> or in the Boot section in F12???
>
> You have to act in the setup.

> If all that fails you can still do it with efibootmgr.
>
if possible I would prefer to act as Boot and not with Efibootmgr.. I

Marco Moock

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Jan 10, 2024, 4:14:32 AM1/10/24
to
Am 10.01.2024 um 09:38:50 Uhr schrieb Joe:

> Wow...My mistake, I didn't press the TAB key... in the F12 menu. this
> is the screen... if I press Menu it takes me to the normal Bios... I
> haven't tried others... where to act from here or from the normal F1
> Bios??? Thank you

Go to the UEFI setup (you have UEFI, not BIOS) and there you need to
delete them, NOT in the Boot menu for actually booting from these
devices.

Please got to the setup and take a photo.

Joe

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Jan 10, 2024, 6:15:01 AM1/10/24
to
ok.. this page ???
https://postimg.cc/Thj1KMFQ

Marco Moock

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Jan 10, 2024, 6:37:05 AM1/10/24
to
Am 10.01.2024 um 12:15:01 Uhr schrieb Joe:

> ok.. this page ???
> https://postimg.cc/Thj1KMFQ

Yes.
Now select Startup and post the image.

Joe

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Jan 10, 2024, 9:11:34 AM1/10/24
to
ok... thanks for your help...:-)
https://postimg.cc/bGs9rZXy

Marco Moock

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Jan 10, 2024, 9:25:25 AM1/10/24
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Am 10.01.2024 um 15:11:33 Uhr schrieb Joe:

> ok... thanks for your help...:-)
> https://postimg.cc/bGs9rZXy

Now hit enter and post an image.
If you see the ubuntu entry, press DEL. If that doesn't work try
backspace.

Joe

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Jan 10, 2024, 9:59:59 AM1/10/24
to
wow..
https://postimg.cc/1Vnt2Vjd

but doesn't work :-)..
i try with backspace...no work

Joe

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Jan 10, 2024, 10:13:14 AM1/10/24
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Il 10/01/2024 15:25, Marco Moock ha scritto:
wow... thank you Marco... I selected Ubuntu.. then did F10 save and it
deleted... Everything Ok.. thanks to you. I was very very kind.
https://postimg.cc/p9r3vQPq
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