Windows 7 SP1 – News and Uninstallation

As I said in , Windows 7 SP1 who knows what is without big news users Windows 7, But rather solve some problems - not very important, but not even to be ignored. If you are used to Update the frequently OS (And safely used if you have enabled automatic update - automatic update), Then you already have installed much of the service pack, Given that it is composed mostly of updatesecurity and optimization which have already been launched and "service" to users via Windows Update.

windows7-sp1

The most important news included in Windows 7 SP1 (at least I think Microsoft) are the following:

  • performance improvement HDMI audio devices (solves the problem of losing the connection between the computer and the HDMI audio device after restart/reboot)
  • Resolving Problems print XPS documents pages containing both landscape and portrait pages
  • behavior modification functionality Restore previous folders at logon (that is, instead of appearing in the cascade after the restart, depending on the location in the recently active folders, they will be restored to their previous positions).
  • support AVX (Advanced Vector Extensions) - Enables improved application performance-intensive floating point system (IT language - floating point application)
  • improved support for 512e formatted storage devices (With size 4KB sector)
  • improved support for additional identities the authentication protocol IKEv2 

Even if there were no problems (many) after installation Windows 7 SP1, you will most likely quickly notice how you will run out space-bar pe system partition. To fix this you have to delete backup files created by the system in order uninstall service pack (If you Hoarau to uninstall SP1this back-up is important for system restoration in the state before installing SP's) using Disk Cleanup (type: Disk Cleanup in Search site from Start Menu and give EnterThen click on Clean up system filesThen check Service Pack Backup Files and click on OK). Note however that you may not Uninstall Windows 7 SP1 Once you have deleted system files backup.

disk_cleanup

In case you have decided to uninstall Windows 7 Service Pack 1, type System Restore in Search site from Start Menu and give Enter. Then choose the latest Restore point (if you have made changes to the system after installing the SP, such as installing an application or a update important / critical, be sure to choose the restore point created at installing the service pack) Then click on OK (Or Finish). The system will be restored exactly in the state it was before installing SP's.

w7-sp1-restore-point

You can also uninstall it Windows 7 SP1 via Command Prompt (type: cmd in Search site from Start Menu, Right click on cmd.exe and select Run as administrator. Then type the command wusa.exe / uninstall / kb: 976932 and give Enter) or through Windows Update (Go to Control Panel> Programs> Programs and Features and click on View installed updates. Right-click on Service Pack for Microsoft Windows (KB NOTHING) and select Uninstall).

sp1-oneinstall-win-update

Note: Where Windows 7 SP1 cannot be uninstalled by any of the methods described above means that the back-up files have been deleted (most likely by Disk Cleanup). In this case, the only uninstall method is to reinstall the operating system Windows 7.

*Careful! If you use an operating system Windows 7 cracked/illegitimate/non-genuine/pirated/etc, SP1 contains inclusive updateKB971033 for system license validation (Windows Activation Technologies).

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