https://www.musical-u.com/learn/how-to-hear-chord-inversions/
Learning to hear different triad types and their inversions is not really that difficult, it just takes a little time and understanding.
This article focuses on using our knowledge of the sound of major and minor triads in root position and its interval make-up to tease out the sound of different inversions of these basic chords.
As with any approach, consider this one as a tool to use while you learn the different sound qualities of these sonorities.
https://www.musical-u.com/learn/how-to-hear-chord-inversions/