Puppies may cry or whine when left in their crate because they are not accustomed to the confinement, or they may feel lonely and confused after being separated from their littermates. Here are some tips to help stop your puppy from crying in their crate:

1. Familiarize your puppy with the crate: Make the crate a comfortable and inviting space for your puppy. You can do this by placing a soft blanket or bed inside, and by giving your puppy treats and toys when they are in the crate.

2. Practice proper crate training: Gradually introduce your puppy to the crate, and avoid teaching them bad habits early on. Start by leaving your puppy in the crate for short periods of time, and gradually increase the duration as they become more comfortable.

3. Give your puppy plenty of exercise: Playtime and exercise can help tire out your puppy and reduce their anxiety. Make sure to give your puppy plenty of opportunities to play and exercise before putting them in the crate.

4. Respond to your puppys needs: Puppies may cry or whine in their crate because they need something, such as a potty break or food and water. Make sure to let your puppy out regularly for potty breaks, and provide them with access to food and water.

5. Stay alert and reach out for help: If your puppy continues to cry or whine in their crate, it may be a sign of a more serious issue. Consider reaching out to a veterinarian or professional dog trainer for help.

Remember, its important to be patient and consistent when crate training your puppy. With time and practice, your puppy will learn to feel comfortable and secure in their crate.