Depending on your use case, there are two primary installation packages available on the official Tactrix download page :
Double-click the installer and follow the on-screen prompts. Ensure you record the installation folder (typically C:\Program Files (x86)\OpenECU\OpenPort 2.0 ).
This lightweight installer is for users who intend to use the Openport 2.0 with third-party software (such as Toyota Techstream or Mercedes Xentry) but do not need the EcuFlash tuning suite. Step-by-Step Installation Guide
Visit the Tactrix website and download the openport2_setup executable file.
Many "Tactrix" devices sold on marketplaces like AliExpress or eBay are . Users of these clones are strictly cautioned by community members on Reddit and forums against updating software online. Attempting to use the latest official EcuFlash versions with a clone device can often lead to hardware failure ("bricking") or even damage to your vehicle's ECU.