We always keep the most current style pack version in your Mastin Labs account.
Our last style pack update was released on November 12th, 2020. If you purchased before this date, you recommended installing the update. If you purchased after this date, you already have the current version.
Once the old versions are deleted, install the update by double-clicking the styles icon from the download. You do not need to copy any files, simply double-click the style icon from the download. If you need more help installing your styles, follow these instructions.