No.1 Free Firewall that finds threats and protect your PC

Comodo Firewall

Comodo Firewall 8.0.0.4337

  -  213.8 MB  -  Freeware
  • Latest Version

    Comodo Firewall 12.2.2.8012

  • Operating System

    Windows XP / XP64 / Vista / Vista64 / Windows 7 / Windows 7 64 / Windows 8 / Windows 8 64

  • User Rating

    Click to vote
  • Author / Product

    Comodo Group, Inc / External Link

  • Filename

    cfw_installer.exe

  • MD5 Checksum

    a304a912115960e7b22bd960c68d4464

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Comodo Firewall 8.0.0.4337.


For those interested in downloading the most recent release of Comodo Firewall or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • Comodo Firewall 8.0.0.4337 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    Comodo Firewall 8.0.0.4337 Screenshot 1
  • Comodo Firewall 8.0.0.4337 Screenshot 2
  • Comodo Firewall 8.0.0.4337 Screenshot 3
  • Comodo Firewall 8.0.0.4337 Screenshot 4
  • Comodo Firewall 8.0.0.4337 Screenshot 5

What's new in this version:

New: Policy based automatic-sandboxing:
- Ability to create automatic sandboxing rule based on various parameters such as file reputation, file origin, file source etc.
- New default auto-sandboxing policy which is fine-tuned to isolate risky unknown applications Hardware virtualization support:
- When Intel VT-x or AMD SVM Virtualization extensions are available, Enhanced Protection Mode makes use of these technologies and CIS operates at hypervisor level Extended Logging:
- CIS can now send security and configuration events to Windows Event Logs New UI theme:
- "Flat Tile" theme with updated icons and colors for better look and feel Viruscope Recognizer grid in ASE:
- List of registered recognizers
- Possibility to manage each recognizer state, turn it ON and OFF Improved: Viruscope:
- Viruscope is now enabled by default, monitors more activities and works on sandboxed applications as well as not sandboxed ones.
- Viruscope performance is improved User Interface:
- The advanced settings window has been redesigned to provide a better layout Fixed:
- We have addressed many issues reported by our users in this release. Here are a selected few
- Enabling Viruscope causes file sharing violations
- Killing certain malware can cause BSOD
- Certain keyloggers can sniff keyboard while sandboxed as partially limited
- Office 2013 documents downloaded from the Internet sometimes cannot be opened inside sandbox
- Microsoft Outlook cannot receive email inside sandbox
- Multiple issues exploited by malware to bypass certain protections
- Firewall blocks fragmented UDP traffic even if this option is disabled
- Incompatibility between Cisco Anyconnect Mobile VPN and COMODO Firewall