How to Install the Windows 7 OS on a Portable Hard Drive

Step-by-Step Guide

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   Step 1: Open up Command Prompt as administrator by clicking the Windows Start button.

   Type in 'cmd'
   
   then right click cmd, click 'Run as administrator' and enter the password if prompted. ,,, You can find which one it is by checking the size of its hard drive and matching it up with one on the list. ,,,,,,,, Extract it to your desktop or somewhere where you can find it. , Click on the folder Windows Easy Install, then folder NT6.x_fast_installer, then finally click on the folder Windows
   7., Enter the admin password if prompted.
   
   A green command window should open up.
   
   Press enter. , Open your Windows 7 Installer USB or CD.
   
   When it is opened, click on sources. , Click on it then open it.
   
   There should be a list of Windows 7 versions, select one. , Simply select your portable drive number. , Enter your portable drive where you will be installing Windows' number , , If you want to use another drive letter, put it in then press enter. , When it's done, boot it up from your portable drive.
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   Step 2: Type 'diskpart'.

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   Step 3: Type 'list disk'.

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   Step 4: Type 'select disk #' (replace # with your portable drive number).

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   Step 5: Type 'clean'.

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   Step 6: Type 'create partition primary'.

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   Step 7: Type 'select partition 1'.

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   Step 8: Type 'active'.

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   Step 9: Type 'format fs=ntfs quick'.

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    Step 10: Type 'assign'.

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    Step 11: Exit out of Command Prompt.

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    Step 12: Open Windows Easy Install.

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    Step 13: Open Windows Easy Install.

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    Step 14: Click on installer and run it as administrator.

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    Step 15: Wait for it to say "Please select the path of install.wim".

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    Step 16: Find install.wim at the bottom.

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    Step 17: Enter the drive letter of the partition where you want to install Windows.

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    Step 18: Enter the drive letter of your active primary partition.

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    Step 19: Enter Y when it asks

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    Step 20: "Is YOUR DRIVE NUMBER a USB hard disk?"

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    Step 21: Wait for it to tell you the information is collected.

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    Step 22: Wait for the installation to complete.

Detailed Guide

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