To improve performance of our Windows 7 machine, we can try and change our visual settings (lower visual effects), or change paging file settings.
We can influence performance of our Windows machine by configuring some default options like visual effects, paging file or write caching.
Windows 7 includes enhanced version of Windows Defender. Using Windows Defender we can protect our computer from malware, spyware and other malicious items that may cause problems with our computer.
Security Zones are very important to consider when deploying and designing a secure network infrastructure.
Action Center is a a central place to check for current system status. It will warn us immediately if we have a problem with important issues like virus protection, firewall settings, etc.