If you want the visual aesthetic of Windows 8.1 without changing core system files, the UX Pack is your best choice. It uses third-party tools to emulate the interface rather than forcing deep system modifications.
If you want to eliminate the flat "Metro" design of Windows 8.1, this pack brings back the beloved Aero Glass transparency. It restores the traditional Start Menu, frosted-glass window borders, and rich 3D desktop icons. 4. Ubuntu/Linux Skin Pack windows 81 skin pack top download
The term "skin pack" covers everything from complete UI overhauls to subtle tweaks. Here are some of the best options available. If you want the visual aesthetic of Windows 8