How to Switch from IDE to AHCI on SSD Without Reinstall

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Switching from IDE to AHCI on SSD can boost the performances and unlocks several features.

On Windows, you can’t just go to BIOS and switch to AHCI directly — Windows won’t be able to load and you may encounter blue screen.

Instead, here’s I will show you how to properly switch from IDE to AHCI on SSD without reinstalling Windows. After that, you may saw a slight improvement in the speed of your storage system.

1. Go to Start Menu and type cmd.

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2. Right-click on Command Prompt and Run as administrator.

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3. Copy and paste this code and then press Enter.

bcdedit /set {current} safeboot minimal
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4. Restart your computer and enter BIOS.

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5. Find the Advanced menu where you can switch from IDE or RAID to AHCI. Please note that each computer might have a different BIOS interface so you may need to do some work to find it.

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6. Save changes and Windows will automatically boot to Safe Mode.

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7. Find Command Prompt, right-click on it and select Run as administrator.

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8. Copy and paste this command and press Enter.

bcdedit /deletevalue {current} safeboot
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9. Restart the computer.

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10. Now the Windows runs on AHCI mode.

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You may check on benchmark software to see the improvement. For me, I saw a little improvement in the sequential speed. It’s not much, but a small improvement is still an improvement.

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Other than that, there are not many differences between IDE and AHCI. Your favorite programs would also run normally and the boot time may be slightly faster.

Want to improve SSD’s speed and longevity? Check out how to enable over provisioning on all Samsung SSDs.

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