Turn ON/OFF Your Screen with Broken Power Button

On a bad day, your power button broken and you don't know how to turn On or Off your screen without it. I will tell you the easiest way to  solve it. 

Step 1. -If your screen phone is still turn on, go to step 2.
            -If your screen phone is turned off, plug it into a charger and it will turn on by itself.
Step 2. -Go to Google Play and search "Smart Screen On Off" by LuuTinh Developer. 
           -This app is simple utility to automatically On or Off screen using proximity sensor, instead of having to press the power button manually .

Step 3. -Install the app and you will see the line "Need permission. Need to active device administrator for privilege to turn off the screen. Click OK and choice "Active" to grant this permission" , enble it.

             It will help you use all the feature off this app.

Step 4. -Open the app, just enble these option:
              1."Double tap to turn off".
              2. "Proximity sensor enable"          
              3."Optimization for cover".
              4 .In TIMEOUT  VALUE SETTINGS, enble "Turn on".  
              5. In ULTILITIES, enble ""Optimization".

Step 5. Done. Now, you can quit the app and  double tap on Home Screen to turn off screen then swipe through proximity sensor to turn on screen.
           That's all. Thank you for reading  <3