What cookie properties aren't supported? Chris June 13, 2019 11:28 Updated Follow Currently, there are two properties that aren't supported: SameSite Cookie Prefixes __Secure- __Host- You can refer this document to know more about cookies. Related articles How do I manage my cookies in the Postman native app? Am I restricted to using the in-app Cookie Manager? Can I add cookies for a domain that isn't present in the cookie manager? My request works in the Postman Chrome app, but not in the OSX/Windows/Linux app What is an Environment?