Windows 7 Forums
Welcome to Windows 7 Forums. Our forum is dedicated to helping you find support and solutions for any problems regarding your Windows 7 PC be it Dell, HP, Acer, Asus or a custom build. We also provide an extensive Windows 7 tutorial section that covers a wide range of tips and tricks.

Windows 7: How to download new WinDefender definitions on demand?

22 Sep 2010   #1

win7pro 64bit
How to download new WinDefender definitions on demand?

Currently my Windows Defender downloads updates automatically.

How can I download definitions updates ONLY on demand?
I found no button "Download defintions" now.


My System SpecsSystem Spec
22 Sep 2010   #2

Windows 7 x64 pro/ Windows 7 x86 Pro/ XP SP3 x86

1) Click Start, All Programs and open Defender. On the Defender screen click Tools, then click Options. In the Options list uncheck the "Check for Updated Definitions Before Scanning" box. Click save.

To disable any windows notification, go to Control Panel, go to Security and then click Security Center. In the Windows Security Center screen click Change the way Security Center alerts me and select your desired preference.

2) To manually download definition files for Defender, see this page.

My System SpecsSystem Spec

 How to download new WinDefender definitions on demand?

Thread Tools

Similar help and support threads
Thread Forum
Is windefender.exe the Windows Defender?
I have a file that showsup under AVG as a Trojan. It is the only virus checker that sees it as a threat. It's path is C:\Users\<myaccount>\Apps Data\Roaming\windefender\windefender.exe and AVG will not delete it as necessary. Yet I cannot find Registry keys that info on it lists. Could this be...
System Security
New definitions
1. Coffee (n.), the person upon whom one coughs. 2. Flabbergasted (adj.), appalled over how much weight you have gained. 3. Abdicate (v.), to give up all hope of ever having a flat stomach. 4. Esplanade (v.), to attempt an explanation while drunk.
Chillout Room
How to prevent auto-popup of WinDefender at startup?
When I start my Win7 system then automatically "Windows Defender" pops up a window telling me with a yellow bar that the"Service has stopped". After a while (approx 2-3 minutes) without doing anything else and clicking NO button the bar turn into green color indicating that there is "no...
System Security
Link for manual Defender definitions file download
Some reason my update for Defender has been failing since the end of April. I went to the Microsoft site and the link they give to download the file for manual installation gives me a dead link. Where are their definition files located?
System Security
Just posting that my Windows Defender says there might be malicious software that exists on my computer when it gets to Spywareblaster but when the scan's complete it says there is no harmful software detected. It does it with Spywareblaster installed in compatibility mode and to run as admin...
System Security

Our Sites

Site Links

About Us

Find Us

Windows 7 Forums is an independent web site and has not been authorized, sponsored, or otherwise approved by Microsoft Corporation. "Windows 7" and related materials are trademarks of Microsoft Corp.

Designer Media Ltd

All times are GMT -5. The time now is 07:43.
Twitter Facebook Google+ Seven Forums iOS App Seven Forums Android App