Windows Defender is freeware, but in order to download, you need to confirm the authenticity of your copy of Windows. Once installed, you can benefit the protection from negative effects caused by spyware including slow PC performance, annoying pop-up ads, unwanted changes to Internet settings, and unauthorized use of your private information. Windows Defender runs uninterrupted in the background and improves Internet browsing safety by guarding over 50 ways spyware can enter your PC. The feedback agent helps Microsoft constantly improve Windows Defender in order to deliver a high level of PC protection.
Pluses: System stability is not a problem anymore. Tools include software monitoring of startup programs, currently running programs, network connected programs and Winsock Service Providers, and you have the options of blocking connections or ending unwanted processes.
Drawbacks / flaws:
In conclusion: Useful and effective in removing malware.
