How to play this song ?

These are single notes, not chords.
Each note must be played individually.

There are different notations, like, A B C , DO RE MI , Sa Re Ga and numeric notation 1 2 3.
Choose one that fits better for you.

You can distinguish the octave by the color of the note and if it is UPPERCASE (high pitch) or lowercase (low pitch). Enjoy

This is My Desire

Hillsong United Gospel

The original key of the song "This is My Desire" by Hillsong United is G Major. The music was first released in 1995 as part of the album "Shout to the Lord" by Hillsong Music Australia. The song was performed by Reuben Morgan, who is also the composer of the song. As for trivia, "This is My Desire" has become one of the most popular worship songs worldwide, being translated and performed in multiple languages. The melody of the song is characterized by a gentle and melodic progression, with a combination of uplifting and contemplative moments.