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

When I'm Sixty-Four

The Beatles Pop

"When I'm Sixty-Four" is a track by the iconic British band The Beatles, originally released on their album "Sgt. Pepper's Lonely Hearts Club Band" in 1967. Written by Paul McCartney, the song is characterized by its cheerful and nostalgic tone, featuring a jaunty melody accompanied by ukulele, clarinet, and tuba. McCartney wrote the song when he was just 16 years old, drawing inspiration from music hall traditions. Interestingly, the song was one of the earliest compositions by McCartney, showcasing his versatility as a songwriter even at a young age.