Values, signal and lcd

Your topic has been moved to a more suitable location on the forum. Installation and Troubleshooting is not for problems with (nor for advice on) your project :wink: See About the Installation & Troubleshooting category.

Your code is missing a lcd.begin().
You can position your cursor on the LCD and print a message on a specific position.

Look at the examples for the LiquidCrystal library.