Everyone should have a password on their device, even if it is a pattern.

Everyone should have a password on their device, even if it is a pattern. It most certainly should not be a biometric or image, such as a photo of your face. American courts have declared only passwords held in your head are off limits without a warrant. The local police and have carte blanche over other security methods.
https://gizmodo.com/for-the-love-of-all-that-is-holy-stop-using-pattern-un-1818672002