More likely it makes him harder to find and limits his reach more.
Deplatforming is effective.
I think the answer is much simpler but equally pathetic. The center right and center left are both so vapid and devoid of vision that they are helpless to address the "alternative" of Alex Jones. It is our elite that have failed and left a vacuum to be filled with whatever happens to be loudest.
If we had real public intellectuals and a real media and real politicians with vision Jones would be completely marginalized. He only succeeds because the culture is so empty.