Windows 7
You can install Windows 7 in following different ways, including:
1. Clean Install
2. Upgrade
3. Migration
Clean installation also known as Bare Metal Install.
A clean installation of Windows 7 occurs when,
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Hard disk contains no previous operating system or
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You erase the disk prior to installation or
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You perform Clean Install with Other Operating
system in Duel Boot mode and install Operating system on Blank Partition.
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To perform a clean installation, Boot computer directly from the Windows 7
DVD. If the computer already has an operating system, run setup.exe from DVD to
start the installation, Select Clean Installation from wizard screen.
Upgrade installation also known as In-Place Upgrade.
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When you perform an upgrade, it replaces an existing version of Windows
with Windows 7. All user applications, files, and settings are retained. To
perform upgrade, run the Windows 7 installation program setup.exe from DVD,
Network Share or USB, and select Upgrade.
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Note: - as a matter of precaution always back up all of your important data
before performing an upgrade.
Migration.
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Possible only in case of Computer running Windows 7 and you needs to
migrate files and settings from old computer (Source) to New Windows 7 computer
(destination). You need to perform following steps in sequence.
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Backup user’s settings and data using USMT
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Perform a clean installation
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Reinstall the applications
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Restore the user’s settings and data
There are two migration scenarios:
A) side-by-side- here source computer and the destination computer
are two different computers.
B) In wipe and load migration – here Source and target computer are
the same.
Upgrading and Migrating to Windows 7
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At this point you know that when you perform clean installation of Windows 7,
it does not transfer user settings. Now question arise, whether you should
perform Upgrade or Migrate?