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Published on 30 Jun 2014 | over 2 years ago

Error: INACCESSIBLE_BOOT_DEVICE. Your PC ran into a problem and needs to restart. You can see this blue screen error while trying to load the Windows operating system. Also, troubleshooting options including refresh and reset your PC doesn't works and will ask to insert installation or recovery media.
Solution: This error occurs because, 'AHCI' Mode is Disabled on your computer's BIOS Configuration settings. Follow the steps to enable AHCI Control mode in BIOS settings and to fix the error 'INACCESSIBLE BOOT DEVICE'.
Start the computer and press the appropriate key (here for samsung laptop, it is 'F2' Key) to enter the BIOS Configuration settings. Then switch to Advanced Tab, where you can see the option 'AHCI Mode Control', set the AHCI Mode Enabled or Auto. Save configuration changes and exit. It works.
Note: Read the item specification to know about AHCI Mode.
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