i updated my Nokia Lumia 525 phone to windows10 through windows insider program. everything was working fine. i set a lockscreen password which was pin. it worked several times when i opened my phone to read messages and stuff. then i removed the battery and and inserted my memorycard and re-started the phone. now i am not able to open my mobile. the lock screen appears i put my pass nothing happens. no matter what i put it doesnt say incorect pin nor it opens.. what should i do? i am stuck out of my phone 
Facebook
Twitter
Instagram