Query: Does IBM Rational Functional Tester(RFT) support testing of Flex applications on Chrome browser ? Answer: Currently, RFT does not support testing of Flex applications rendered/hosted in Chrome browser. Apart from the above limitation, below are a few browser-related limitations of Flex support by RFT : Testing Flex applications is supported only on 32-bit browsers. Testing Flex applications on 64-bit Internet Explorer browsers is not supported. Testing Flex applications is not supported on Mozilla Firefox 17.0 browsers.