From your description it seems that it's reading your tags fine but the album subtag is missing somehow. Can you send me one of your files via pm for me to investigate?
Hello, thank you for your reply.
I've just shared a song via PM, I hope you will be able to get it.
As I say in my PM, actually, the HiBy Music App shows the same for all the songs in my Library. Genre : Unknown and Year [of Album] : Unknown
Here is a screenshot of how the metadata appears in Foobar2000 :