I also read this post: UnicodeDecodeError: ‘ascii’ codec can’t decode byte 0x8b in position 513 - #6 by ariel
And did what Ariel said it worked for her but I don't know what errors to look for when all the files appear on the list.
(qiime2-2021.11) MacBook-Pro-de-Malena:HS mae$ for f in fastq/*; do file $f;
> done