That’s not true. The timerless disable never unlocks after any amount of time. It can be triggered after the first 10min disable depending on speed and pattern, it is an algorithm.
this was triggered by the smart keyboard cover shorting in the magnet connector, she never saw anything. her icloud hadn’t saved any of her most important stuff.
i’ve only learned so much about it because i’ve spent so much time with apple support, the local shops, researching online.