Can you customize navigation bar?
From Settings, tap Display, and then tap Navigation bar. Make sure Buttons is selected, and then you can choose your desired button setup at the bottom of the screen. Note: This option will also affect the location you swipe from when using Swipe gestures.
Is it possible to add a navigation bar to Streamlit apps?
Add Option Menu to Sidebar
Let's add a navigation menu to the sidebar using the option_menu function. Within the function, we need to specify a few parameters: menu_title (required): This is the title of the menu ('App Gallery'). We can also hide the title by passing None to this parameter.