Downgrade windows 7 ultimate to home

Posted on 28. September 20113. October 2011By jiyuushikan.org JoshNo Comments on Downgrade Windows 7 from Enterprise/Ultimate Edition to reduced Edition
Windows 7 does not enable users to “downgrade” or convert from an extra premium and more expensive edition to down-level, more standard and also less expensive edition. For example, it’s impossible to downgrade from Windows 7 Ultimate to Windows 7 Professional, or from Windows 7 Professional to Windows 7 Home Premium or Home Basic.

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Windows 7 SKUs or editions have a power structure as below:

Starter → Home Basic → Home Premium → Professional → Ultimate ( → Enterpincrease )

Upgrade is just possible one-method from the reduced edition to greater edition of Windows 7, and also not the other way. If user attempts to percreate an in-location upgrade to downgrade to a lesser edition of Windows 7, an error equivalent to listed below will be presented at compatibility report:

Windows 7 Ultimate cannot be upgraded to Windows 7 Home Premium. You deserve to select to install a brand-new copy of Windows 7 Home Premium instead, yet this is different from an upgrade, and does not keep your files, settings and programs. You’ll should reinstall any type of programs making use of the original installation discs or files. To conserve your papers prior to installing Windows, ago them approximately an external area such as a CD, DVD, or external difficult drive. To install a brand-new copy of Windows 7 Home Premium, click the Back switch in the top left-hand edge, and select “Custom (advanced)”.

The refusal of Windows 7 to downgrade causes several teams of civilization some headache, especially once user doesn’t desire to lose and also wipe off existing programs mounted. For example, customers that installed Windows 7 Ultimate in the time of beta or release candidate phase of Windows 7, but currently get a Windows 7 Home Premium or Windows 7 Professional license. The instance can also use to user that installs Windows 7 Ultimate or Professional edition, yet now wants to go legit by buying or being offered a gift of Windows 7 Home Premium license. End-users also have to go with the hassle of backup all data papers when clean install is forced.

Microsoft more than likely forbids downgrade for a factor, such as opportunity of corrupting or messing the operating mechanism and intricacy involved in such downgrade. For user that need to perdevelop in-place downgrade, tbelow is a workaround trick that have the right to pressure Windows 7 setup installer to enable “upgrade” or downgrade from uplevel edition of Windows 7 to downlevel version of Windows 7, while retaining all installed application software, vehicle drivers and moving all records, music, video, shortcuts, bookmarks, favorites, and also individual information records or settings.

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On existing Windows installation, run Regisattempt Editor (RegEdit).Navigate to the adhering to registry key:HKEY_LOCAL_MACHINESoftwareMicrosoftWindows NTCurrentVersionIn the best pane, adjust the worth information of EditionID and also ProductName to reflect a minor edition of Windows 7.

For instance, to fool OS to think that it’s an additional edition of Windows 7, hack the registry vital to the complying with worths as below:

Initial Enterprise Edition RegistryProfessional Edition Registry

Note: The ProductName and also EditionID have to have actually the exact same name via the Windows 7 operating mechanism name presented during OS selection on the installation DVD. Some Windows 7 installation DVD may usage “Windows 7 Home Premium” as OS name. See the hack to allow Windows 7 OS edition selection during setup by disabling ei.cfg to develop universal Windows 7 installer ISO.

Start Windows 7 installation by inserting Windows 7 DVD disc via the lower edition right into the disc tray, or mount the Windows 7 ISO image right into a virtual drive.Select Upgrade as type of installation. Then, proceed to install Windows 7 as per normal.

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You can download some Windows 7 ISO’s from http://www.mydigitallife.info/download-windows-7-iso-official-32-bit-and-64-bit-direct-download-links/, but you will certainly require an main Product Key for the set up newly edition.