To manually bring your computer up-to-date right now

Synopsis:
Windows Update: How to manually update your operating system and configure Automatic Update feature

Solution:
All Windows computers should utilize the Windows Update feature for important security reasons. Here's how you can bring your computer up-to-date with security updates that are available from Microsoft, either manually or automatically. You can also use these instructions to keep up with the latest non-critical updates.

Windows 7/Windows Vista: How to manually update your computer

• Log in to your computer as an Administrator
• Click Start, point to All Programs, and select Windows Update
• On the left hand side of the screen, click on Check for updates
• If updates are available for your system, you will see a button appear labeled Install updates
• Click Install updates to begin the update process. You may need to restart your computer after installing updates.

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Windows 8: How to manually update your computer

• Open the Charm bar
• Click on Settings
• Click on Control Panel
• Click on System and Security
• Click on Windows Update
• Click Check for Updates in left Column