I think you don't understand the various orthographies.
Again, you base the claim that English is not phonetic based on confusions in how different phonemes are represented using the 26 symbols of our alphabet. A thing that is defined as symbols representing phonemes. You could also have a syllabary or a logography. The syllabary would still be phonetic, of course. A logographic writing system is truly not phonetic. Think emoji.
And, of course, I'm summarizing very very briefly.
Again, you base the claim that English is not phonetic based on confusions in how different phonemes are represented using the 26 symbols of our alphabet. A thing that is defined as symbols representing phonemes. You could also have a syllabary or a logography. The syllabary would still be phonetic, of course. A logographic writing system is truly not phonetic. Think emoji.
And, of course, I'm summarizing very very briefly.