Three arrows appear on very front screen for about 3 seconds, why?

[AC Question]

Three arrows appear on very front screen fotr about 3 seconds

on the front screen before you unlock my phone today at some point three arrows have appeared and flash twice before fading away what could this be?? and how would i get rid of this

 

[OceanView]

Re: Three arrows appear on very front screen fotr about 3 seconds

what phone do you have and what is the version of the software?