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Computer

OS Install from USB

MBRwiz Download and Extract it on your hard drive (Diskpart utility for Windows XP doesn’t detect USB drive as Disk hence we need to use this free utility to make bootable USB drive).

1. Connect your USB Flash Drive to your computer Format USB drive

2. To Format USB Flash Drive Format

3. Type Win+R, cmd

format i:

convert i: /fs:ntfs (Where “I” is your USB drive latter)

Convert USB Flash Drive FAT32 to NTFS

4. Mount Windows 7 iso as drive (You can use Freeware MagicDisc download from here).

5. Type Win+R, cmd

Now dir to directory where you have extracted MBRWiz and run following commands

mbrwiz /list (note down disk number of your USB Pen drive)

mbrwiz /disk=X /active=1 (X is Disk Number of your USB Drive)

exit

MBRWiz

6. Now open another command window and type following command

J: (Drive letter of Windows 7 iso mounted with demon tool)

CD boot

bootsect /nt60 i: (i is drive latter of your USB drive )

Update BOOTMGR for USB Pen Drive

7. Now copy all files from drive where you have mount Windows 7 iso

xcopy J:\*.* i: /s/e/f

8. Now reboot your computer and press F9 to get your BIOS screen and select USB drive as your boot drive.

9. If every thing goes fine, Your Windows 7 Installation should start from your USB drive.