Propaganda doesn't totally rob people of agency free will (more accurate term), if it did this site wouldn't exist. People do have the capacity to develop critical thinking, skepticism, and a basic curiosity about the world that allow them to develop some resistance to propaganda.
You can hold people accountable for failing to even attempt to do this.
it's not enough to want to change, you need to be able to as well. for one example, someone with severe adhd and no access to (effective) therapy or medication isn't going to change shit, not matter how much they want to.
kill the protestant in your head.