A:AnswerIf the S9 tablet is the same size as the S8, then yes, it can be used. It fits perfectly on my S8, but I don't have an S9 tablet. I believe, based on the description on the website, that it can also be used on the Samsung S9 tablet.
A:AnswerI have never removed the pen because I actually have it installed in the CASE Folio that I bought separately from the tablet, so I don't really know