Marco Russo and Alberto Ferrari provide a deeper answer:
A very common request by Power BI newbies is, “How can I use a slicer to filter a measure rather than a regular model column?” The most common answer to this question is, “You cannot filter a measure through a slicer”. The answer is entirely correct because there is no such thing as “filtering a measure”. However, elaborating on the why gives us a good way to explain not only what is wrong with the question, but also how to further reason about the requirements needed to obtain a working solution.
This blog post is an example of how challenging it can be to answer a beginner’s question, where the immediate answer is “No, you can’t do that” but the underlying problem is solvable.