Why is my Blu Studio 6.0 phone stuck on the lock screen with a red mike and a prompt to speak now? I

[AC Question]

I am not sure if there was an automatic update recently, but since then I have not been able to access the phone. The screen is stuck with a circular red microphone widget a the bottom of the screen and speak now superimposed on some text I cannot read (ending in now). If I touch the button to the right of the home button, the lower screen clears and the cursor blinks, press it again an a box appears around the cursor. That's
it. can't do anything else. Help!!!