windows defender helps protect your
computer against slow system performance
and security threats caused by viruses
and spyware
malware might install itself without
your knowledge
it could come from an email a website or
software you installed this video shows
how to use windows defender to scan for
malicious software in windows 8.
to open windows defender type defender
in the windows start screen
then select windows defender from the
search results
the home window opens
if pc status protected displays in the
window title bar windows defender is
enabled and real-time protection is
turned on
this feature allows windows defender to
notify you when malware tries to install
itself or run on your computer
if pc status at risk displays on the
window title bar
click the turn on button to enable
real-time protection
from the home screen you can select
quick to run a quick scan that checks
the places on the hard drive where
malware is most likely to infect or you
can select full to run a scan that
checks all files on your hard drive and
all currently running programs
or if you suspect malware in a specific
area of your computer you can run a
custom scan on individual drives and
folders for this example we will run a
quick scan to do this select quick and
then click scan now
the progress bar shows the status of the
scan
scan times will vary when the scan is
complete the results appear
in this case you see a number of items
scanned and the message no threats
detected on your pc during the scan
if windows defender detects harmful
software the software names would appear
in this window
with a custom scan you can change the
file types locations and processes that
are scanned to include archived files
such as zip or cab files and removable
drives in a scan click the settings tab
click advanced
and then make sure the scan archive
files box is checked
to include removable drives select scan
removable drives
and then click save changes
to increase the speed of a scan you can
exclude files locations and processes
from a scan
to exclude specific files and locations
click excluded files and locations
click browse
find the file or location you want to
exclude
for this example we will select the
saved games folder click ok
the folder name appears in the file
location box
select the file and click add
the added file name displays in the name
box
to select more files or locations click
the browse button and repeat the process
when you have added all the files you
want to exclude click save changes
the selected files and locations will be
excluded from the next custom scan
to exclude all files of a certain type
click excluded file types
for this example we will exclude all mov
videos
type mov in the file extensions box and
click add
the file types and extensions appear in
the box below if you change your mind
you can also remove them from the box by
highlighting the file and clicking
remove
click save changes
the file type will be excluded from the
next custom scan
to exclude processes click excluded
processes
you can click browse to find the process
file
or if you know the process file name
type the name in the process names box
for this example we will exclude the
winmail.exe process
type
winmail.exe
and click add
the file name displays in the name box
after you've added the process files you
want to exclude click save changes
the processes will be excluded from the
next custom scan
after making changes to the scan
settings use the custom scan option on
the home tab to run future scans
if windows defender detects malware it
quarantines the software and prevents
the software from running until you
restore it or remove it
to view a list of quarantined items
select the history tab
click quarantined items
and then click view details
quarantined items appear in the detected
item box
to get additional information click the
item and scroll through the box below
after reviewing the information you can
choose to remove all
remove or restore the item
you can find additional helpful videos
at hp.com
supportvideos and on our youtube channel
youtube.com
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