Here are some tips for training an adult chihuahua:
* Start with basic commands. Don't try to teach your adult chihuahua too many things at once. Start with simple commands like "sit," "stay," and "come." Once your chihuahua has mastered these commands, you can move on to more difficult ones.
* Be patient and consistent. Training an adult chihuahua takes time and effort. Be patient and consistent with your training, and don't give up if your chihuahua doesn't learn a command right away. Just keep practicing and eventually your chihuahua will get it.
* Use positive reinforcement. Positive reinforcement is the most effective way to train a chihuahua. When your chihuahua obeys a command, reward them with a treat or praise. This will help them associate good behavior with rewards, and they will be more likely to repeat the behavior in the future.
* Avoid punishment. Punishment is not an effective way to train a chihuahua. It can actually make your chihuahua fearful or aggressive. If your chihuahua misbehaves, simply ignore them or redirect their attention to something else.
With patience, consistency, and positive reinforcement, you can train your adult chihuahua to be a well-behaved and obedient dog.