Oh wow, I've been waiting for someone to misuse the paradox of tolerance like this. Most people matured out of it by now.
But we should claim the right to suppress them [intolerant ideologies] if necessary even by force; for it may easily turn out that they are not prepared to meet us on the level of rational argument, but begin by denouncing all argument; they may forbid their followers to listen to rational argument, because it is deceptive, and teach them to answer arguments by the use of their fists or pistols.
To be absolutely clear, Karl Popper was saying that people who refuse to listen to the other side (that's you), want them censored so nobody can hear them (that's you) and, oh let's say, condone shooting charlie kirk in public while he's in a peaceful debate (that's you, I checked) need to be "suppressed by force".
And for the record, the white house was running a massive censorship operation where the government demanded over 10 million pieces of content be removed from Facebook in one year, including true statements of fact and protected opinions. This ended with Trump's inauguration.
That's to say nothing of Reddit's political censorship.
You say "nobody censors like fascists do" but I think you might be the fascist.