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- Quick specs
- Price: Free
- Operating system: Windows XP/2003/XP SP 2/2003 SP 1
- Date added: July 15, 2009
- Total Downloads: 99,326
- Downloads last week: 1,402
- See full specifications
- Average user rating: stars out of 28 votes
See all user reviews
Publisher's description
From Microsoft :Windows Defender is software that helps protect your computer against pop-ups, slow performance, and security threats caused by spyware and other unwanted software by detecting and removing known spyware from your computer. Windows Defender features Real-Time Protection, a monitoring system that recommends actions against spyware when it's detected, minimizes interruptions, and helps you stay productive.
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User reviews
- Average user rating: 2.4 stars out of 28 votes
- My rating: 0 stars Write review
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Showing 5 of 14 user reviewsSee all 14 user reviews
This software version | All versions -
1 out of 1 people found this review helpful
Version: Microsoft Windows Defender 1.1.1593
Pros: has real time
need basic antispyware
improved databaseCons: memory usage
Summary: nice and has improved
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0 out of 2 people found this review helpful
Version: Microsoft Windows Defender 1.1.1593
"it shuts of by its self, so I wonder why?"
Pros: I use to like it when it didnot shut off
Cons: I don't like the fact that it shuts itself off now, never did before
Summary: I would like it if it worked.
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3 out of 3 people found this review helpful
Version: Microsoft Windows Defender 1.1.1593
Pros: Dramatically improved database over the last couple months. It is the anti-spyware half of Microsoft Security Essentials, a highly rated antivirus by PC World.com. Heuristic protection has really improved as well.
Cons: You can improve a Yugo but still not be saying much.
Summary: PC World.com rates Microsoft Security Essentials' anti-spyware capabilities at detecting about 90% of the spyware and adware they threw at it which is a MAJOR IMPROVEMENT over previous Defender/Essentials versions. Heuristic behavior proactive bloc... read more >>
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Version: Microsoft Windows Defender 1.1.1593
"Windows Defender... I Don't Know If It Really Works..."
Pros: It's easy to use. It's easy to install. It updates often.
Cons: It's never found anything. Despite a virus infection, it never alerted. Thankfully, MalwareBytes program caught the problem and fixed my machine. I should note that Avast didn't find it either.
Summary: I keep it installed and running. It doesn't seem to use any resources so, why not....
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Version: Microsoft Windows Defender 1.1.1593
"Good Spyware Prevention and Removal."
Pros: The detection rate seems decent and removes good. Great if you purchased Windows Vista and had to do a clean install and are unprotected do to reinstalling everything. I tested this on spycar.org and removed everything with no leftovers.
Cons: If you have vista and don't want it you can't remove it as its built into the OS. Also has a thing called spynet which sends anonymous info about your computer and if you are a pirate beware as it may transfer information about such products.
Summary: Spynet helps Microsoft keep safe databases and avoid problems like false positives and sends information about your computer to help fix them. The main problem is that you can't turn it off. Microsoft says that no information is used to identify you... read more >>
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