Here you can find a section called Taskbar behaviors. You have to click on it to manage other settings. Once it is expanded, you can see an option called Show my taskbar on all displays.

Windows come with this feature built into it that lets you disable the taskbar on a second screen or projector connected to your computer. This post will show you how to hide or remove the taskbar ...

The Windows taskbar may disappear due to causes such as enabling auto-hide, incorrect display settings, or corrupt system ...

while disabling moves the taskbar to the side. On your Android Auto display, go to Settings > Show Quick Controls for Apps.

Vertical taskbars in Start11 v2.5 can be docked on the left or right side of the display and for multi-monitor desktops, the taskbar location can be docked independently on each desktop.