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Mouse
does
not
respond
to
movement
or
is
too
slow.
Cause
Solution
Mouse
connector
is
not
properly
plugged
into
the
back
of
the
computer.
Program
in
use
has
stopped
responding
to
commands.
Mouse
is
not
detected.
Mouse
may
need
cleaning.
Surface
under
the
mouse
is
too
smooth
for
the
roller
ball
to
work
effectively.
Mouse
may
need
repair.
Computer
is
in
standby
mode.
Shut
down
the
computer
using
the
keyboard.
1.
Press
the
Ctrl
and
Esc
keys
at
the
same
time
(or
press
the
Windows
logo
key)
to
display
the
Start
menu.
2.
Use
the
arrow
keys
to
select
Shut
Down
and
then
press
the
Enter
key.
3.
After
the
shutdown
is
complete,
plug
the
mouse
connector
into
the
back
of
the
computer
(or
the
keyboard)
and
restart.
Shut
down
the
computer
using
the
keyboard
then
restart
the
computer.
Unplug
and
reconnect
the
mouse
cable
to
your
computer.
Remove
the
roller
ball
cover
on
the
mouse
and
clean
the
internal
components.
Use
a
mouse
pad
or
other
rough
surface
under
the
mouse.
See
the
Worldwide
Limited
Warranty
for
terms
and
conditions.
Press
the
power
button
to
resume
from
standby
mode.
CAUTION:
When
attempting
to
resume
from
standby
mode,
do
not
hold
down
the
power
button
for
more
than
four
seconds.
Otherwise,
the
computer
will
shut
down
and
you
will
lose
any
unsaved
data.
Mouse
will
only
move
vertically,
horizontally,
or
movement
is
jerky.
Cause
Solution
Mouse
roller
ball
or
the
rotating
encoder
shafts
that
make
contact
with
the
ball
are
dirty.
Remove
roller
ball
cover
from
the
bottom
of
the
mouse
and
clean
the
internal
components
with
a
mouse
cleaning
kit
available
from
most
computer
stores.
Optical
mouse
does
not
track
cursor
well.
Cause
Solution
Surface
under
mouse
is
not
conducive
to
optics.
1.
Gently
wipe
the
light
sensor
lens
on
the
bottom
of
the
mouse
with
a
lint-free
cloth
(not
paper).
2.
Place
a
mouse
pad,
white
sheet
of
paper,
or
other
less
reflective
surface
under
the
mouse.
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