A product update is a small download that updates your current COMSOL installation. A product update contains corrections to problems, but no new functionality. It requires that you have a working local COMSOL installation, but does not require any updated license files.

COMSOL programs are distributed in accordance with U.S. Export Administration regulations. They may be subject to U.S. Export Control laws or other (U.S. and non-U.S.) governmental export and import laws. It is the licensee's responsibility to comply with the latest U.S. or other governmental export or import regulations. Export or import in violation of applicable export control laws is prohibited. If you wish to submit materials to COMSOL in connection with any support request that must be restricted to U.S. persons under applicable export control laws, then you must submit such materials by email to: support@us.comsol.com.

COMSOL 4.4

COMSOL 4.4 Update 2

Periodic updates that correct problems reported in COMSOL 4.4.
Last updated April 16, 2014.

COMSOL 4.4 Update 1

Periodic updates that correct problems reported in COMSOL 4.4.
Last updated January 29, 2014.

COMSOL 4.3b

COMSOL 4.3b Update 1

Periodic updates that correct problems reported in COMSOL 4.3b.
Last updated June 27, 2013.

COMSOL 4.3a

COMSOL 4.3a Update 1

Periodic updates that correct problems reported in COMSOL 4.3a.
Last updated December 5, 2012.

COMSOL 4.3

COMSOL 4.3 Update 2

Periodic updates that correct problems reported in COMSOL 4.3.
Last updated August 23, 2012.

COMSOL 4.3 Update 1

Periodic updates that correct problems reported in COMSOL 4.3.
Last updated June 18, 2012.

COMSOL 4.2a

COMSOL 4.2a Update 2

Periodic updates that correct problems reported in COMSOL 4.2a.
Last updated December 21, 2011.

Release Notes

These Release Notes provide information regarding new functionality in existing products.
Released October 14, 2011.

COMSOL 4.2

COMSOL 4.2 Update 3

Periodic updates that correct problems reported in COMSOL 4.2.
Last updated August 18, 2011.

Release Notes

These Release Notes provide information regarding new functionality in existing products. It also outlines additions that we intend to make in COMSOL Multiphysics version 4.2a.
Released May 18, 2011.

COMSOL 4.1

COMSOL 4.1 Update 3

Periodic updates that correct problems reported in COMSOL 4.1.
Last updated March 9, 2011.

Release Notes

This document outlines the differences between version 4.0a and version 4.1. It also outlines additions that we plan to make in COMSOL Multiphysics version 4.2.
Released November 4, 2010.

COMSOL 4.0a

COMSOL 4.0a Update 1

Periodic updates that correct problems reported in COMSOL 4.0a.
Last updated July 23, 2010.

Release Notes

This document outlines the differences between version 3.5a and version 4.0a. It also outlines additions that we plan to make in COMSOL Multiphysics version 4.1.
Released June 24, 2010.

New Features Highlights: Version 4.0a Compared to Version 4.0 and Remaining Version 3.5a Functionality Planned for Version 4.1

This document outlines the differences between version 4.0a and version 4.0. It also outlines additions that we plan to make in COMSOL Multiphysics version 4.1.
Released July 08, 2010.

COMSOL 4.0

COMSOL 4.0 Update 1

Periodic updates that correct problems reported in COMSOL 4.0.
Last updated May 21, 2010.

Release Notes

COMSOL 4.0 introduces many new ideas and concepts to make it easier for you to create models.
Released April 23, 2010.

COMSOL 3.5a

Patch for MATLAB 2010a support and Snow Leopard support

This patch adds compatibility with MATLAB 2010a. The Macintosh patch also adds compatibility with Mac OS X 10.6 Snow Leopard. The patch is cumulative and replaces any earlier 3.5a patches for MATLAB support.
Released May 4, 2010.

COMSOL 3.5a Hotfix 1

This hotfix adds support for interfacing with later versions of external software. A new SOR line smoother has been added which improves the performance of the geometric multigrid solver for fluid-flow simulations that use boundary-layer meshes. Various stability improvements and small fixes have been added.
Released May 11, 2009.