Is there an alternative way to turn off home screen?

Alternative way to turn off home screen when on/off Button is broken

Welcome to the forums. There are apps in Play that can turn off the screen.

You can use some apps from the Play Store like Screen Off & lock

https://play.google.com/store/apps/d....screenofflock

Edit. Ooooops! I've just noticed that Golfdriver was faster with the trigger :)