Install windows 7 from a hard drive or usb stick

At some point you will need to make a fresh install windows 7 from a usb disk or an internal HDD.
Just follow the instructions bellow an u won't encounter any problems

First format the target disk as NTFS and copy the boot and sources directory and the bootmgr file from the Windows 7 DVD  or Image to the root of the newly formatted disk.
Start a command prompt and issue the following commands - where x is the drive letter of the newly formmated disk.


      x:
      cd /boot
      bootsect x:

 Boot from the disk - Windows setup should load
 Choose the Repair option - skip through the prompts until you can start a command prompt.
 Issue the following commands

    c:
    cd /boot
    del bcd
    bcdedit /createstore
    cd ../sources
    setup

Continue as you would with a normal installation.


 If you don't want a fresh install  after copying the files simply run the Setup exe from the root of the drive.