#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);  // set the LCD address to 0x3F for a 16 chars and 2 line display

void setup() {
  // put your setup code here, to run once:
  lcd.init();        
  lcd.backlight();

 

  lcd.setCursor(4,1);  //set cursor to character 2 on line 0 
  lcd.print("Welcome");
  
}

void loop() {
  // put your main code here, to run repeatedly:
lcd.setCursor(2,0);  //set cursor to character 2 on line 0 
  lcd.print("Hello World!");
  delay (500);
  lcd.setCursor(2,0);  //set cursor to character 2 on line 0 
  lcd.print("            ");
  delay (500);
  }