Protestantism is a type of religion that is different from the main religion in Italy, which is Catholicism. Some people in Italy believe in Protestantism because they have different ideas about how to worship God and what the Bible says.
Protestants in Italy have their own churches, which are not the same as Catholic churches. They might have different rituals, music, and ways of praying. They also have different beliefs about things like how to get to heaven, how to behave in society, and how to understand the Bible.
However, Protestantism is not as common in Italy as Catholicism. Most people in Italy are Catholic, so it can sometimes be difficult for Protestants to practice their religion openly or find people who share their beliefs.
So, to summarize, Protestantism is a different religion than Catholicism and has its own customs and beliefs, but it is not as widespread in Italy as Catholicism.