Windows Defender is antispyware/malware software by MICROSOFT.
It should be noted that the Windows XP/Seven version is not the same as Windows 8 (described below).
Windows Defender for XP / Vista / Seven
This version of Windows Defender is limited to anti-spyware detection and removal.
Windows Defender for Windows 8
Windows Defender for Windows 8 version is different, as it also integrates the features of an antivirus software (even though it has the same appearance as the previous versions) .
Windows Defender for Windows 8 includes both the features of " Microsoft Security Essential" and " Windows Defender" of Windows 7.
Windows Defender will automatically activate if there is no antivirus software is installed. Configuration
To Disable Window Defender:
On the Start Screen, type " Windows Defender"
Launch the program.
Go to the Tools tab > Settings
Go to the Administrator section and uncheck " Turn on Windows Defender". Disable the warning message
Once Windows Defender is disabled , you will get the following warning message:
" Turn on virus protection - Virus protection is turned off. Tap or click on Windows Defender."
To disable this message:
Open the Action Center and click on
Click on " Turn off messages about spyware and unwanted software protection"