Is opening in a new tab accessible?
Accessibility considerations
Having links open in a new tab or window is usually considered inaccessible. Here are some reasons why: Links opening in a new tab can be disorienting for people with low vision or who are navigating via screen reader, especially when there is no warning.
What is success criterion 3.2 2 on input?
Understanding SC 3.2. 2:On Input (Level A) Changing the setting of any user interface component does not automatically cause a change of context unless the user has been advised of the behavior before using the component.