I'd like to announce the release of TCP Optimizer version 3.0.2 today, including Windows 7/Vista/Server 2008 support, as well as continued support for older Windows versions (9x/XP/2000/2k3 Server) and many minor improvements/fixes.

This version 3.0.2 is now the latest stable release.

It can be downloaded from the same location as previous releases:



Please post bug reports, comments and feedback about the release in this thread.

For any personal questions, help with tuning your connection, please start a new thread with your current settings and enough information so we can help you.

The online documentation is not yet updated with all new settings, but available here: TCP Optimizer Documentation
The documentation includes a changelog as well.

You can view previous updates and past issues with the program in the following threads:
version 3.0/3.0.1
version 2.0.3
version 2.0.2 final version 2.0.2 RC2 version 2.0.2 RC1 version 2.0.2 beta
version 2.0.1 final
version 2.0.0 final version 2 beta


Changes from version 3.0.1:
- added "Dynamic port allocation" (MaxUserPort, TcpTimedWaitDelay) for Windows XP/2003
- added "Checksum Offloading" (DisableTaskOffload) setting for Windows 7/Vista/2008/XP/2k3
- added a "Copy current settings" option to the File menu for easy sharing of current settings (forum posting, etc.)
- fixed incorrect error message under Chinese versions of Windows 7 x86.