Installing a firewall is a simple step that can keep your computer safe. But finding free firewall software can make safeguarding your computer extra sweet. While there are many security suites and firewall programs that come at a premium price, you don't necessarily have to pay money to ensure your computer's network safety. The following guide will show you How to Install a Free Firewall.

• Please make sure that you only install one firewall, otherwise you will cause severe system instability and may have to reinstall your operating system. If you are currently using another program's firewall, make sure to uninstall it before using either of these programs.

• ZoneAlarm Firewall is a very powerful, easy to use firewall.

1. Please go to ZoneAlarm's site and download ZoneAlarm Free Edition.
2. Save the file to your desktop for easy access.
3. Doubleclick on the zaSetup_en.exe file that you just saved.
4. After you doubleclick the file, it will ask which version of Microsoft Windows you are using.
5. If you are using Windows Vista, please put a checkmark next to Vista.
6. If you are not using Vista, then please keep the dot next XP/2000 and click Next.
7. Make sure there is a dot next to "Download and Install" and click Next.
8. ZoneAlarm will now download to your computer, please be patient.
9. After ZoneAlarm downloads, it is now ready for installation by clicking the Next button.
   

   Clicking the Next button (Photo by Mahalo)
10. On the next screen, please enter a valid e-mail address so you can register and download future ZoneAlarm updates and then click Next.
11. Put a checkmark next to the "I accept the terms of the preceding License Agreement" and click Install.
12. The ZoneAlarm window will disappear momentarily. Do not try to re-launch the program, it is operating correctly.
13. Please fill out the survey by marking the appropriate choices and click Finish.
14. You will get a window that asks if you want to start ZoneAlarm now, click the Yes button.
15. Click the No Thanks button when it asks if you want to try ZoneAlarm Security Suite.
    • Security Suite is, as the name implies, a security suite created by ZoneAlarm. Although it has a free trial, it is a pay program.
16. On the next screen, ZoneAlarm says it will scan your computer so it can auto-configure the necessary configuration.
17. ZoneAlarm is now installed on your computer and after a restart will protect your computer.
18. Click Finish to restart your computer.
19. When your computer restarts you will be presented with a Getting Started window, please watch the video and then after click Finish.
20. ZoneAlarm is now configured for your computer and protecting you.

• After installing your firewall, run a Firewall Leak Tester to make sure you're protected. For more information on protecting your computer, please see How to Protect Your Computer from Malware.

• Zonealarm: ZoneAlarm Free Edition

• Firewall Leak Tester

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