I navigating to tabview from content view. For this i am using navigationview link in content view. In the four tabs first tab contains scrollview. While scrolling the view i am getting navigation bar on top and it is applying to all tabs. if land on first tab and if i switch to third tab without scroll and scroll in third tab, i am not getting navigation bar and i return to first tab, then also i am not getting navigation bar. Can you please let me know how to resolve this. How to maintain navigation bar consistent

Hi, I am using tabbar with four tabs. While switching tabs i am updating tabar item images with fill colors. It is working fine. But i have a requirement in first tab is, when click on button in first tab, i have to switch to second tab and i have to update non selected image to selected image. While in this process to switch tabs. I am getting crash with xpc invalid connection issue. Can you please let me know how to resolve this.