La fonction de suggestion automatique permet d'affiner rapidement votre recherche en suggérant des correspondances possibles au fur et à mesure de la frappe.
The solution to your query is, when you open a Contact it always opens the tab on which you visited last time, then whenever you will open the contact again then it will show you the last preference view that was opened.
For example:
When you view any contact, tab will open on (Activities Tab or Overview Tab)