Chapter 4. Troubleshooting
22
BIOS setup utility
What
is
the
BIOS
setup
utility?
The
BIOS
setup
utility
is
ROM
‐
based
software.
It
displays
basic
computer
information
and
provides
options
for
setting
boot
devices,
security,
hardware
mode,
and
other
preferences.
How
can
I
start
the
BIOS
setup
utility?
To
start
the
BIOS
setup
utility:
1
Shut
down
the
computer.
2
Press
the
Novo
button
and
then
select
BIOS
Setup
.
How
can
I
change
the
boot
mode?
There
are
two
boot
modes:
UEFI
and
Legacy
Support
.
To
change
the
boot
mode,
start
the
BIOS
setup
utility
and
set
boot
mode
to
UEFI
or
Legacy
Support
on
the
boot
menu.
When
do
I
need
to
change
the
boot
mode?
The
default
boot
mode
for
your
computer
is
UEFI
mode.
If
you
need
to
install
a
legacy
operating
system,
such
as
Windows,
Linux
or
Dos,
etc
(that
is,
any
operating
system
before
Windows
8)
on
your
computer,
you
must
change
the
boot
mode
to
Legacy
Support
.
The
legacy
operating
system,
such
as
Windows,
Linux
or
Dos,
etc
cannot
be
installed
if
you
don
ʹ
t
change
the
boot
mode.
Getting help
How
can
I
contact
the
customer
support
center?
See
“Chapter
3.
Getting
help
and
service”
of
Lenovo
Safety
and
General
Information
Guide
.
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