Please note, updates below are designed to be installed over existing licensed installations. Do NOT uninstall your current product.

Setup for Microsoft DirectX 9.0c - Required for VisSim 7.0 (35 MB ZIP File)

This file provides a 3D display engine under Windows 2000, XP & Vista. This file is included on your CD. DirectX 9c is most likely already on your computer, so check first before downloading.

Update to VisSim v6.0d from any prior v6.0 version (1.1 MB EXE File)

This update is for users with existing VisSim v6.0 licenses.

The v6.0 fix list

VisSim/Comm v6.0.10 Update  (3.3 MB EXE File - Comm DLL v6.0.10 9/23/07)

This update is for users of Commercial Single User or Floating Network licenses of VisSim/Comm v6.0. Users with other types of licenses should contact Visual Solutions, Inc. at support@vissol.com with their serial numbers to obtain updates. This patch also updates the core VisSim engine to version 6.0C8.

Update to VisSim v5.0f from any prior v5.0 version (960 KB EXE File)

This update is for users with existing VisSim v5.0 licenses.

VisSim/Comm v5.0.21 Update (2.3 MB EXE File - Comm DLL v5.0.21 3/04/05 (includes WLAN and TC DLLs))

This patch is for users with v5.0 of Commercial Single User or Floating Network licenses of VisSim/Comm. Users with other types of licenses should contact Visual Solutions, Inc. at support@vissol.com with their serial numbers to obtain updates. This patch also updates the core VisSim engine to version 5.0H10, and contains updates for the optional Wireless LAN (v5.0.09) and Turbo Code (v5.0.05) advanced modules.

Update to Mathcad 11.1 (SP2) from Mathcad 11

This update is for users with existing Mathcad 11 licenses. This fixes a communication problem between Mathcad 11 and 11.1 with VisSim 5+

Free Upgrade from VisSim v4.0 to VisSim v4.5c (3.991 MB EXE File)

This patch is for users with VisSim v4.0 (any letter suffix) Commercial Single User and Floating Network licenses. VisSim users with other types of licenses should contact Visual Solutions, Inc. at support at vissol.com with their serial numbers to obtain updates.

Free Upgrade from VisSim/Analyze v4.0 to VisSim/Analyze v4.5c (200 KB EXE File)

This patch can be used by users with VisSim/Analyze v4.0 or higher to upgrade to the latest version of VisSim/Analyze, including those with v4.5a or 4.5b versions of VisSim/Analyze.

VisSim v4.5g Patch (4.152 MB EXE File)

This patch is for users with v4.5a or higher versions of Commercial Single User or Floating Network licenses of VisSim. Users with other types of licenses should contact Visual Solutions, Inc. at support@vissol.com with their serial numbers to obtain updates. The VisSim 4.5g patch recently has been updated to allow use by MathSoft customers(i.e. those without standard Visual Solutions serial numbers).