Post Body field (rich text editor) tabindex skipped on form entry using keyboard tab - Get Help - Gravity Forms
Controlling focus with tabindex -- A11ycasts #04 - YouTube
Haz on X: "Roving tabindex consists of setting tabindex="-1" on all interactive elements within the composite widget so they remain focusable, but not tabbable. Usually, the first item will get tabindex="0" so