Hello Marvin and welcome to BYC, You found an Amazing Poultry Community to be a part of with many great knowledgeable members, who are more then willing to jump in and help you along your journey with any questions you may have.
Hello and welcome to BYC! Glad you joined.
You coop is still viscously short on space for 16 birds. As @janiedoe suggested, convert a portion of the run into additional coop space near what you already have.