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Wireshark 3.6.20 Release Notes

What is Wireshark?

Wireshark is the world’s most popular network protocol analyzer. It is used for troubleshooting, analysis, development and education.

What’s New

This is the last release branch with support for 32-bit Windows. Updates will no longer be available after May 22, 2024 for that platform. Issue 17779

If you’re running Wireshark on macOS and upgraded to macOS 13 from an earlier version, you might have to open and run the “Uninstall ChmodBPF” package, then open and run “Install ChmodBPF” in order to reset the ChmodBPF Launch Daemon. Issue 18734.

Bug Fixes

The following bugs have been fixed:

  • Capture filters not saved to recently used list Issue 12918.

  • Segfault when enabling monitor mode on wireless card that falsely claims to support it Issue 16693.

  • Capture filter compilation fails with obscure error message Issue 19480.

  • NFLOG timestamp is incorrect Issue 19525.

  • Qt6 Crash (Double Free) When Attempting to Save TCP Stream Graph Issue 19529.

New and Updated Features

There are no new or updated features in this release.

New Protocol Support

There are no new protocols in this release.

Updated Protocol Support

New and Updated Capture File Support

There is no new or updated capture file support in this release.

pcapng: the if_tsoffset option is now supported.

New File Format Decoding Support

There is no new or updated file format support in this release.

Getting Wireshark

Wireshark source code and installation packages are available from https://www.wireshark.org/download.html.

Vendor-supplied Packages

Most Linux and Unix vendors supply their own Wireshark packages. You can usually install or upgrade Wireshark using the package management system specific to that platform. A list of third-party packages can be found on the download page on the Wireshark web site.

File Locations

Wireshark and TShark look in several different locations for preference files, plugins, SNMP MIBS, and RADIUS dictionaries. These locations vary from platform to platform. You can use Help  About Wireshark  Folders or tshark -G folders to find the default locations on your system.

Getting Help

The User’s Guide, manual pages and various other documentation can be found at https://www.wireshark.org/docs/

Community support is available on Wireshark’s Q&A site and on the wireshark-users mailing list. Subscription information and archives for all of Wireshark’s mailing lists can be found on the web site.

Bugs and feature requests can be reported on the issue tracker.

How You Can Help

The Wireshark Foundation helps as many people as possible understand their networks as much as possible. You can find out more and donate at wiresharkfoundation.org.

Frequently Asked Questions

A complete FAQ is available on the Wireshark web site.