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If you have answers, please help by responding to the unanswered posts.
Please take a read through the "unhealthy fish" sticky and give as much detail as you are able. If you dont know the answer, say i dont know rather than skipping the question. Where numbers are asked for, give numbers rather than using words like "fine" or "good".
As Aiken said, there is a list of things that need to be known to better help you and you fish. There is also a book at this link: https://pdfcoffee.com/handbook-of-fish-diseases-smaller-sizepdf-pdf-free.html that you can download that has an excellent diagnostic flow chart that can speed up the diagnosis. It uses a simple " If this, follow Yes or No arrows" to come to a diagnosis.