To stop a kitten from barking at an early age, the following measures can be taken:
1. Provide adequate food and water to ensure that kittens can fully meet their physiological needs;
2. Give proper toys and activities to distract the kitten's attention and energy;
3. Establish a stable schedule for kittens, so that they can gradually adapt to the laws of daily life;
4. Provide a comfortable rest environment and a sense of security, so that young cats feel at ease and relaxed.