http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspxThis article in our series focused on Microsoft&rsquo;s free security tools is on a tool called Windows Defender Offline . Windows Defender Offline is a standalone software application that is designed to help detect malicious and other potentially unwanteden-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspx#3531978Mon, 12 Nov 2012 17:04:09 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3531978Tim Rains - Microsoft<p>Hi Befuddled - Check out this resource for tips on FAQ for installation - <a rel="nofollow" target="_new" href="http://windows.microsoft.com/en-US/windows/windows-defender-offline-faq">windows.microsoft.com/.../windows-defender-offline-faq</a></p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3531978" width="1" height="1">http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspx#3531977Mon, 12 Nov 2012 17:00:53 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3531977Tim Rains - Microsoft<p>Hi Tamib1972 - Check out the Windows Defender Offline forum for FAQ and help troubleshooting. &nbsp;<a rel="nofollow" target="_new" href="http://answers.microsoft.com/en-us/protect/forum/defender_offline">answers.microsoft.com/.../defender_offline</a> </p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3531977" width="1" height="1">http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspx#3531752Sun, 11 Nov 2012 02:03:51 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3531752Tamib1972<p>how long after you run the dfender offline does it take for the computer to come back on? mine is coming up a black screen with a blinking line? anyone know what i need to do?</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3531752" width="1" height="1">http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspx#3528415Wed, 24 Oct 2012 15:18:02 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3528415Befuddled<p>I couldnt get it to work. &nbsp;Followed the directions, rebooted. Nothing. &nbsp;Changed boot sequence to USB Hardrive, didnt work, USB CD/DVD which didnt work either. So I must be doing something wrong or missed a step.</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3528415" width="1" height="1">http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspx#3521283Thu, 20 Sep 2012 08:20:00 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3521283Lorman12<p>This is actually good because it is running under SysRe environement thus, the virus will not even run in this mode, good thing about this is that it is good in malware that won&#39;t even allow you to go to your desktop and use your antivirus system. It can even detect alureons and win32/Reveton (FBI Virus) so I give this tool an A+ .</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3521283" width="1" height="1">http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspx#3521259Thu, 20 Sep 2012 06:11:16 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3521259Knuckle-Dragger<p>Unless I&#39;m mistaken, one or the other shouldn&#39;t matter as you are rebooting to run the disk. &nbsp;If you use the 32bit version it should be able to scan a 64 bit client system from it and vice-versa.</p> <p>The x64 version would have access to my entire 24GB of ram while scanning and the 32 bit version would pnly see 4GB on my machine. &nbsp;I&#39;m guessing the 32bit would run slower because of this.</p> <p>But then again not all hardware can run both images, most will, but if you find a machine that won&#39;t take one, try the other.</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3521259" width="1" height="1">http://blogs.technet.com/b/security/archive/2012/09/19/microsoft-s-free-security-tools-windows-defender-offline.aspx#3521244Thu, 20 Sep 2012 05:19:21 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3521244GreenCat<p>Why must choose 32bit or 64bit by target ? </p> <p>Troublesome to carry two USB ThumbDrive.</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3521244" width="1" height="1">