How to Install Windows XP SP3 From a USB

Written by greyson ferguson
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How to Install Windows XP SP3 From a USB
Install a Windows update with a USB flash drive. (flash drive image by jimcox40 from

Windows XP Service Pack 3 (SP3) is an update to the Microsoft operating system. This is a free, downloaded update that installs directly onto the computer. However, if a particular computer does not have an Internet connection, it is possible to download the Windows XP SP3 to a different computer, save it onto a USB flash drive, and install it onto the computer without an Internet connection.

Skill level:

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Things you need

  • Internet access
  • USB flash drive

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  1. 1

    Navigate to the Windows XP SP3 download page (link provided in "Resources") and click the "Download link. Momentarily the update downloads directly to the computer.

  2. 2

    Insert the USB flash drive into the USB port of the computer with an Internet connection, then click "Start," "(My) Computer" and double-click the removable device icon.

  3. 3

    Click-and-drag the downloaded Service Pack 3 update into the open window. Once the file has finished copying over close out the window, right-click the removable device icon and choose "Eject" from the pull-down window.

  4. 4

    Remove the USB flash drive from the current computer and insert it into the computer you want to install the programming on. Click "Start," "(My) Computer" and double-click the removable device icon.

  5. 5

    Double-click the Windows XP SP3 downloaded file and the installation wizard loads. Accept the license agreement, leave the installation name and location as-is, then choose "Install" to install the update from the USB flash drive.

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