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now before you begin understanding what is dispatcher and WPF let me give you a brief summary dispatcher class is responsible for handling multi-threading multi-threading in WPF so if you need to handle certain threads in your application you need to use dispatcher class so let us jump quickly to our slides so before you understand dispatcher letamp;#39;s first understand what is a SDA apartment so WPF based on single threaded apartment that is STD apartment now donamp;#39;t get confused that what is a single threaded apartment you have been working with single threaded apartment all your life without knowing it okay so if you remember that when whenever you work with a console application you will have a single thread which will start the execution of a program that is called as main thread or main method okay so this model is called as single threaded apartment in which the execution of your program is maintained with the help of a single thread so same model is followed with uh by