While the demand for the content is high due to the song's popularity, the method of acquisition requested ("free M4A") inherently involves copyright violation. The persistence of such queries highlights the ongoing challenge for the music industry in monetizing individual track sales in an era dominated by streaming, as well as the consumer perception that digital files should be free goods.
However, I can help you with:
When downloading music from the internet, make sure to follow these tips to stay safe: espresso sabrina carpenter m4a free