Now, as known to date-release beta version and the final code Windows Vista Service Pack 1, Microsoft offers a more detailed look at the corrections and changes made. The only what users will not see - significant changes in the User Account Control system, although Microsoft promised that it will be less alarmed.

Perhaps the most important change did not affect the work of ordinary users, but rather a partner of Microsoft. The company includes API that third party developers will be able to use in conjunction with the changes in the nucleus protect Windows Vista x64. This protection was provided to the kernel of concern for vendors of anti-virus software and other data protection.

Microsoft updates Vista SP1 divided into three categories: improving quality, including reliability, security and performance, improve administration, including BitLocker, and the support of new technologies and standards, and EFI exFAT.

Microsoft has provided the following list of changes in the initial beta version, which published the site BetaNews:

Safety Improvements
Provides data protection software vendors more secure way to interact with Windows Security Center.
Has application programming interface (API), in which third-party anti-virus software developers can work with protected versions of the kernel Windows Vista x64. Data API help independent software vendors to enhance the functionality of Windows x64 kernel is not off or weakening protection mechanism nucleus.

Increases security programs use remote access by signing the Protocol Remote File Table Workshop (RDP). This will enable the user to restrict access to certain functions, taking into account the digital signature.
Adds an elliptic curve encryption (ECC) random number generator (PRNG) to the list of available PRNG in Windows Vista.
Improves system work encryption BitLocker Drive Encryption (BDE), which offers an additional way of multifactor authentication, which includes key system secure Trusted Platform Module (TPM) with the key initialization, which is stored on removable USB-drives and personal identification number (PIN) user.
Improving the reliability
Improved reliability and compatibility of Windows Vista to work with the latest video cards in certain processes and configurations.

Improved reliability when connecting to external monitors, laptops.
Improved Windows Vista work in network environments.
Increased stability systems, updated with Windows XP to Windows Vista.
Enhanced compatibility with many drivers printers.
The increased reliability and speed Windows Vista when entering and leaving a sleeping regime.
Improving the performance
Increases speed copy and unpack the files.
Reduces time of departure from sleeping regime.
Improves performance of Domain PC operating outside the domain; versions now available in Windows Vista, there were lengthy delays in the opening of the dialog window filesystem.
Increases speed browser Windows Internet Explorer 7, consisting of Windows Vista, reducing CPU usage and accelerates parse JavaScript.

Increases lifetime of the batteries by reducing CPU utilization, no reconstruction of the image, it is often the case on some computers.
Accelerates the login procedure, removing 10 second delay after pressing CTRL-ALT-DEL, and until reports of entering a password.
Does the problem, known in current versions of Windows Vista, related to the low speed review of the overall network resources with a high bandwidth.
Changes in administration
BitLocker Drive Encryption System encrypts additional local volumes. For example, instead of only one disk encryption C, users can protect disk D, E, and so on.
Does a problem with a printout of the local printers during the session, Windows Terminal Services.
As a complement to the existing core base, a network diagnostic tools help users to solve the most frequent problems in the sharing of files.

The Administrator may determine the volume at which you can run Disk Defragmenter.
The package updates recycles Office Group Politikami Console (GPMC), and will be edited GPEdit.msc local Gruppovuyu Policy default. Administrators will be able to download a separate release SP1, in which they would have the ability to add comments to the Group Policy Object or individual settings, and finding certain settings.

Support for the latest hardware and standards
In the future, flash drives, and user devices will be used exFAT file system. In Windows Vista SP1 adds support system exFAT.
The package will include updates to support SD Advanced Direct Memory Access, which would improve the speed of data transmission, and reduce the use of a central processor.
Appears to hold Extensible Firmware Interface (EFI) on x64 systems. Currently, Windows Vista supports Windows Deployment Services for machines with x86 architecture, the underlying system I / O for x64 PC, and PC EFI through 64 - bit for the Intel architecture (IA-64). In Windows Vista SP1 will support x64 EFI.

The package updates will be added support Direct3D 10.1, and added API functions that support 3-D applications, in which games developers will be able to take advantage of a new generation of equipment Direct3D.
Protocol tunneling safe sockets (SSTP) - This remote tunneling protocol, which will be part of the platform Routing and Remote
Access Service (RRAS). This protocol helps to connect remote access to the full virtual private network (VPN) without the problems that other protocols inherent in broadcast network address (NAT), with a proxy systems, and firewalls. Thus, Windows Vista SP1 will include support for SSTP.