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If your installing Windows to an older PC, the CD/DVD drive may not be compatible with Windows 7 and Windows Vista, the CD/DVD drive may need to be replaced.
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To resolve this issue, read the scenario that best describes your situation: My Drive does not appear in Windows Explorer view Note: If your CD/DVD or other drive is not displayed in Windows Explorer view, see the following article: Your CD/DVD drive may be incompatible with the Microsoft AHCI driver (msahci.sys) The CD/DVD drive may not be compatible with Windows 7 or Windows Vista This error can occur if one or more of the following scenarios are true:
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If you have a driver floppy disk, CD, DVD, or USB flash drive, please insert it now. A required CD/DVD driver device driver is missing.
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