Ever been stuck debugging a custom dropdown or a combo box that ignores keyboard focus in weird ways? Maybe you made the list items tabindex="-1" so they’re not in the tab order, and relied on aria-activedescendant to point to the selected item. But then, pressing arrow keys doesn’t update the ...
Source: [Dev.to](https://dev.to/mspk97/how-browsers-handle-keyboard-focus-navigation-with-tabindex-1-and-aria-activedescendant-3ai2)