Disabling Defender in Windows 7
1. Click Start and type services.msc
into the search box, or go to Control
Panel -> Administrative Tools ->
2. Look for “Windows Defender” in
the services list and double click on
it to bring up the Properties window.
3. Click the Stop button to stop the
Windows Defender service and then
click on the Startup type drop down
menu and select Disabled. Press OK.