Choose your Tab Stack style for Vivaldi on iOS.
With the Accordion-style Tab Stacks, all stacked tabs are on the same level as regular unstacked tabs and the stack expands as needed to display tabs in it. Alternatively, with Two-Level Tab Stacks, your stacks sit in the top row of the Tab Bar, and the tabs inside that stack appear in the row below. The second row only appears when you’re inside a stack.
To choose your Tab Stack style:
