my laptop screen is stucked at password screen and i am unable to write password

[shumaila.jabeen27]

my laptop screen is stucked at password screen and i am unable to write password

 

[2sidedpolygon]

What do you mean you're unable to write it? When you click the box, does nothing happen? Are you clicked so that you can type but the keys on your keyboard aren't working? Can you not get to the part where you have the box to type your password into?