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Re: Trouble making bootable USB from ISO image




On 03/05/2019 18:24, James Medeiros wrote:
> I usually use dd; the following should also work (someone jump in if
> I'm misunderstanding the question). Also second what Greg said, make
> sure your USB isn't mounted.
>
> dd if=<ISO file> of=/dev/sdf bs=8M
>
>
>
> On Fri, May 3, 2019 at 12:54 PM Greg Wooledge <wooledg@xxxxxxxxxxx
> <mailto:wooledg@xxxxxxxxxxx>> wrote:
>
>     On Sat, May 04, 2019 at 01:50:31AM +0900, Mark Fletcher wrote:
>     > it auto-mounted.
>
>     > So as root I did:
>     >
>     > cp <ISO file> /dev/sdf
>
>     You need the device NOT to be mounted when you do the cp.  This
>     may mean
>     you have to turn off your auto-mounter, or (better still) just log
>     out of
>     your Desktop Environment entirely, and log in as root on a text
>     console
>     for this operation.
>
>     If the device is mounted, that will interfere with the raw byte
>     writing
>     you're doing.  The results are unpredictable.
>

Just to add that if you put status=progress at the end you should get a
progress bar as it writes,  this is handy otherwise you are sitting
around for what seems ages while it writes away in the background.

Hope this helps


Paul

-- 
Paul Sutton
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