IoT Device Suite - Knowledge Base How Tos & Features REST API Usage Using the tool Postman for API calls Installation of Postman (freeware) Installation of Postman (freeware) Step 1: Download the latest version: https://www.postman.com/downloads/ Step 2: Run the Installer Step 3: Update to the most recent version It seems that the download is not installing the latest version Step 4: Use with or without a Postman Account Skipping is possible, but you have to find the link For stand-alone use, choose “Skip and go to the app” at the bottom