What Is the SysWOW64 Folder For? Posted on by Webmaster IT Support Forum › Forums › Windows › Windows 8 › General Discussion › What Is the SysWOW64 Folder For? Tagged: syswow64 This topic contains 0 replies, has 1 voice, and was last updated by Webmaster 2 years, 4 months ago. Author Posts May 24, 2016 at 4:45 pm #1859 WebmasterKeymaster On a Windows 64bit machine, there’s a SysWOW64 folder. The SysWOW64 folder is used by Windows to store 32 bit compatible system files, which are used to run 32 bit applications. This is why 64 bit Windows can run both 64 and 32 bit applications. Author Posts You must be logged in to reply to this topic.