Learn how to analyze dependencies of your application to find a matching Squish for Qt package that is binary-compatible with your application under test. Dependency Walker is a free tool that can help find out which libraries and library versions your application depends on, like the Qt libraries. In addition, it can be used to reveal the compiler and compiler versions which have been used to build the application. Both help to identify the Squish for Qt package that is compatible with your application.
Video: Analyzing Dependencies with Dependency Walker