All GS-911 software can always be downloaded from the downloads section of the website.
Red devices on Windows PCs should use the GS-911 Diagnostics Application.
Red GS-911wifi devices (on Windows or Mac) can use the GS-911wifi Utility to register, upgrade, configure WiFi and locate the device on a network in order to open a browser to its Web App.
Red GS-911wifi devices (on Android or IOS) can use the GS-911wifi app to locate the device on a network in order to open a browser to its Web App.
Legacy yellow devices should use the GS-911 Downloader utility to download the standalone Windows GS-911 PC Application.
Your device should be connected to the internet for the registration step.
As a helpful guide, we have provided useful videos on downloading, installing, registering and configuring the GS-911.
Footnote
* If you have the older yellow GS-911 device, do not plug it into the USB port until prompted to do so. Instead run the downloader utility which will install the correct USB drivers first and then give you the opportunity to download and install the GS-911 PC Application.