Initiate screen brightness using the home button on the Samsung Galaxy S8 Plus

Press the home button when the screen is off to bypass the lock screen and go straight to the standby screen.

Turn on the screen using the home button on the Samsung Galaxy S8 Plus as follows:

Step 1: Go to 'Settings' and select 'Display.'

Select 'Display.'

Step 2: Choose 'Navigation Bar.'

Select 'Navigation Bar.'

Step 3: Enable 'Unlock with home button.'

Activate 'Unlock with the home button.'

That completes your setup process; best of luck to all of you.