BAD : After a hard day, all people need to relax.
GOOD : After a hard day, everyone needs to relax.
BAD : In Avanos every people smile at you.
GOOD : In Avanos everyone smiles at you.
See also PERSON 1 (↑ person )
BAD : Peoples come from all over the world to visit the city.
GOOD : People come from all over the world to visit the city.
a people (countable) = a race: 'His dream is that the peoples of the world will one day unite.'
people (plural noun) = men, women and children: 'He finds it difficult to get along with people.'
BAD : There was few people at the funeral.
GOOD : There were few people at the funeral.
BAD : I think people who does these things should be punished.
GOOD : I think people who do these things should be punished.
People is a plural noun and takes a plural verb: 'People have been very kind to me.'