Guys i dont know what to do anymore.... i have changed my screen lock to pin.... and from that moment it stopped asking for the pin on the screen lock (my phone can be unlocked simply by swiping the finger) but now i forgot that password cause i dont use it anymore an therefore i cannot change it cause i cant (type a whrong password 5 times on the lockscreen CAUSE THERE IS NO LOCKSCREEN or use the device mananger ) it doesnt work..... does anybody know how can i change this pin now?:-