.SZ File Extension
File TypeWinamp Classic Skin Download
File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.
What is a SZ file?
Custom Winamp skin downloaded by Internet Explorer; used to modify the interface of Winamp, a popular music player for Windows.
NOTE: Internet Explorer changes the extension from .WSZ to ".sz" when the file is downloaded. The extension must be changed from ".sz" back to ".wsz" in order to work correctly.