How to Check SSD Health on Windows and Linux (Guia 2026)

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Solid State Drives (SSDs) have revolutionized storage, offering blazing-fast speeds compared to traditional Hard Disk Drives (HDDs).

However, unlike HDDs that often give auditory warning signs (clicking sounds) before failing, an SSD can die silently and suddenly.

In 2026, with NVMe drives being the standard, monitoring your drive’s health is the only way to prevent catastrophic data loss.

Understanding S.M.A.R.T. Data

Most modern storage devices use S.M.A.R.T. (Self-Monitoring, Analysis, and Reporting Technology).

This built-in system tracks various reliability indicators like read/write errors, temperature, and reallocated sectors.

You don’t need to be a data scientist to read this data; you just need the right tools to interpret it.

The Windows Method: CrystalDiskInfo

For Windows users, the golden standard remains CrystalDiskInfo.

It’s a free, lightweight utility that reads S.M.A.R.T. data and gives you a simple “Health Status” percentage.

  1. Download and install CrystalDiskInfo.
  2. Launch the application.
  3. Look at the “Health Status” button. If it says “Good” (usually in blue), you are safe. If it says “Caution” (yellow) or “Bad” (red), back up your data immediately!

The Linux Method: Smartmontools

On Linux (Ubuntu/Debian), we rely on the powerful smartmontools package. It’s the professional way to get a detailed report via the terminal.

# Install the tool
sudo apt install smartmontools

List your drives to find the identifier (e.g., /dev/nvme0n1)
lsblk

Run a complete health estimate
sudo smartctl -H /dev/nvme0n1

Look for the line that says “SMART overall-health self-assessment test result: PASSED”.

If it says FAILED, your drive is on its last legs.

Pro Tip: If your SSD has already failed and your system is no longer booting, check out our guide on how to troubleshoot a PC that won’t turn on. If the drive is still readable, you might need a bootable USB to recover your files.

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