Difference between Release versions and Service packs/Download Setups and Updates

Question What is the difference between a Release version and a Service pack, and where can I download them? Answer - Release versions are independent program versions which…

VisVAP/GUI language

Question The VisVAP GUI is in the wrong language, how can I change it? Answer The language can only be changed by a new installation. Your VisVAP is…

Downgrade release version/switch between two release version service packs

Question I am required to use an older service pack for a project. How can I downgrade PTV Vissim? And since another project requires the latest…

Hardware/Software/Operating system/RAM requirements

Question What are the requirements on hardware and operating system? Answer You will find the system requirements for PTV Visum, PTV Vissim, PTV VisWalk and PTV Vistro on…

PTV Vissim Viewer

Question Is there a license-free edition of the software that allows me to open and review models? Answer   Yes. You can install the common PTV Vissim version of…

Crash/Start/Splash screen

Symptom After the installation by the Setup or of any Servicepack, any attempt to start PTV Vissim leads to a program crash, only the splash screen…

Silent installation

Question Is it possible to install PTV Visum/Vissim/Vistro with a Silent-Installation? Answer Regarding the Silent installation please refer to the Installation Manual in:https://cgi.ptvgroup.com/php/vision-setups/?lng=en or c:\Program Files\PTV Vision\PTV Visum 2025\Doc\Eng\Installation_Visum2025.pdf, ch.…

Demo version

Question Is there a PTV Vissim demo version available? Answer Yes, you can apply for free trial versions on our homepage:https://www.ptvgroup.com/en/solutions/products/ptv-vissim/demo-version/  

Release notes/new features/bugfixes

Question Where do I get information about the changes that are included in service packs? Answer Service packs and release notes are available at:http://cgi.ptvgroup.com/cgi-bin/en/traffic/vissim_download.pl/For each service pack, the…