Being critical doesn't necessarily mean that we don't support him and we're sore losers. Of course not. We accepted his winning and do support his endeavor if it's for the betterment of the country.

By saying support, it doesn't mean that we have to be blind and remain mum on the faults and blunders committed.

I agree, he is not perfect and it's inevitable that he would err along the way. hence, people are pointing them out just so he would not commit or avoid them in the future.