SMART Hard Disk Error is an error message which appears right before booting into Windows, and it indicates that the hard drive on the computer is failing.

There are many reasons that may give rise to the SMART hard disk error. The hard disk error may be caused by the following reasons:

• SMART hard disk check failure

• Physical damage to the hard drive

• Unexpected shutdown

• Broken IDE/SATA controller chip in the Motherboard is outdated or Misconfigured BIOS

• Virus attack

Note: Usually, after the SMART status bad warning, you will not get a failed hard drive immediately and still have time to back up the computer and transfer data to a replaced one so take backup asap.

Here are the solutions to fix Smart Hard Disk Error:

1. Restart your computer:

The first thing you should do is try to restart your computer. The error might be a false positive, so it is worth checking whether it occurs again after restarting your laptop.

If that did not help, you could also try using a hard restart. Here's how:

1. Completely turn off your computer

2. Pull out the battery plug if it is connected to the socket

3. Remove the battery fully

4. Now, press the power button on your laptop and hold it for around 30 seconds

2. Perform Hard reboot