Kittens generally stop clinging to people when they are about 5 to 6 months old. At this time, kittens are already relatively independent and can play or sleep on their own and will no longer cling to their owners. However, there are also Some kittens will remain clingy until they reach adulthood. The specific situation depends on the actual condition of the cat. If you don’t want the kitten to be too clingy, you need to start training the kitten from an early age to make the kitten more independent.