Instant Pot Zucchini Corn Chowder

Name: Instant Pot Zucchini Corn Chowder
Ingredients: 4 strips bacon, chopped into bits; 1/2 large yellow onion, diced; 4 cloves garlic, minced; 5 cups chicken broth; 2 russet potatoes, peeled and cut into 1/4-inch cubes; 1 1/4 teaspoon salt; 1/2 teaspoon ground black pepper; 1/2 teaspoon paprika; 1/2 teaspoon dried parsley; 1/4 teaspoon thyme; 2 ribs celery, diced; 2 cups frozen corn; 1 large zucchini, cut into quarters lengthwise, then diced; 1 large yellow squash, cut into quarters lengthwise, then diced; 2 cup half and half or whole milk; Optional: top with parmesan cheese before serving