topic Lock screen in M Series

topic Lock screen in M Series https://community.sony.at/t5/m-series/lock-screen/m-p/3604510#M20409 <P>I have Sony experia m5. At first it has screen lock with double tap in screen.  When I make upgrade I can't find where is this lock screen. </P> Mon, 19 Mar 2018 11:01:05 GMT lavante1 2018-03-19T11:01:05Z Lock screen https://community.sony.at/t5/m-series/lock-screen/m-p/3604510#M20409 <P>I have Sony experia m5. At first it has screen lock with double tap in screen.  When I make upgrade I can't find where is this lock screen. </P> Mon, 19 Mar 2018 11:01:05 GMT https://community.sony.at/t5/m-series/lock-screen/m-p/3604510#M20409 lavante1 2018-03-19T11:01:05Z