Why did Connor go to jail?

The reason was that he smashed the mobile phone of a male fan.

Conor McGregor, the top UFC superstar, made a big fuss in New York City last April when he smashed a car with his loudmouth. The loudmouth was arrested and jailed, and he was later handed over. Only $50,000 was required to be released.

The incident:

Because his mother Margaret turned 60 years old, she has been having a lot of fun recently. At around 5 a.m. local time, I had a night of chatting at a famous nightclub called Liv. I met a group of fans outside the Fontainebleau Hotel in Miami Beach, USA. One of the British fans wanted to use his He used his cell phone to take pictures of Zui Pao, but Zui Pao, probably because he was in a bad mood, slapped the fan's phone and knocked it to the ground.