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An "Invalid System Disk" Error Message When You Start the Computer

Support for Windows XP has ended

Microsoft ended support for Windows XP on April 8, 2014. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

This article was previously published under Q330141
This article has been archived. It is offered "as is" and will no longer be updated.
When you try to start your computer, you may receive the following error message:
Invalid system disk
This issue may occur if your computer is set to start from the CD-ROM drive.
To resolve this issue, set your computer BIOS to start in the following order:
  1. Hard disk
  2. Drive A
  3. CD-ROM or DVD-ROM drive
For information about how to do so, contact your computer manufacturer, or view the documentation that is included with your computer.

Article ID: 330141 - Last Review: 12/07/2015 12:55:22 - Revision: 1.3

Microsoft Windows XP Professional, Microsoft Windows XP Home Edition

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