Why is my HTC One telling me to put in a decrypt storage password?

[AC Question]

HTC One its tellng me to put in a decrypt storage password

Everytime i try to go into my phone it say type a decrypt storage and I don't know the password because my dad gave me the phone and its just now starting to do this

 

[kendallthompson24]

Re: HTC One its tellng me to put in a decrypt storage password

Everytime i try to go into my phone it say type a decrypt storage and I don't know the password because my dad gave me the phone and its just now starting to do this