Criticism of Windows Vista including Photoshop and WinRAR, also performed worse under Vista. Many low-to-mid-end machines that come with Windows Vista pre-installed suffer from exceptionally slow performance with the default Vista settings that come pre-loaded, and laptop manufacturers have offered to "downgrade" laptops to Windows XP—for a price. However, this "price" is unnecessary, as Microsoft allows users of Windows Vista and Windows 7 to freely "downgrade" their software by installing XP and then phoning a Microsoft representative for a new product key. When first released in November 2006, Vista performed file operations such as copying and deletion more slowly than other operating systems. Large
Windows Vista networking technologies Vista for backward compatibility. A new version of the Server Message Block (SMB) protocol was introduced with Windows Vista. It has a number of changes to improve performance and add additional capabilities. Windows Vista and later operating systems use SMB 2.0 when communicating with other machines running Windows Vista or later. SMB 1.0 continues in use for connections to any previous version of Windows, or to Samba. Samba 3.6 also includes support for SMB 2.0. Remote Differential Compression (RDC) is a client-server synchronization protocol allows data to be synchronized with a remote source using compression techniques to minimize the amount