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Windows

How to Check SSD Health and Write Lifespan

Windows 11 shows an NVMe SSD’s estimated remaining life in Settings. For any SSD, the free CrystalDiskInfo tool shows health percentage, temperature and total data written, which you can compare with the drive’s rated endurance (TBW).

Updated
Time
5 minutes
Difficulty
Easy
Applies to
Windows

By Published Oct 6, 2026

Quick answer

  1. 1 Windows 11 (NVMe): Settings > System > Storage > Advanced storage settings > Disks & volumes > Properties, read Drive health.
  2. 2 Any SSD: install CrystalDiskInfo and read Health Status and Total Host Writes.
  3. 3 Compare Total Host Writes with your SSD’s TBW rating from the manufacturer.
  4. 4 Back up if health is “Caution” or falling quickly.
On this page
  1. Before you start
  2. Windows 11 built-in Drive health (NVMe SSDs)
  3. Any SSD or hard disk: CrystalDiskInfo
  4. Understanding SSD lifespan (TBW)
  5. Troubleshooting
  6. Frequently asked questions

Before you start

  • A Windows PC with an SSD

Method 1 Windows 11 built-in Drive health (NVMe SSDs)

This works for NVMe SSDs only, not SATA SSDs or hard disks. Windows also warns you if a drive is at risk of failing.

  1. Step 1: Open Disks & volumes

    Go to Settings > System > Storage > Advanced storage settings > Disks & volumes.

  2. Step 2: Open Properties

    Click Properties next to your SSD.

  3. Step 3: Read Drive health

    Under Drive health you’ll see Estimated remaining life, Available spare and Temperature.

Method 2 Any SSD or hard disk: CrystalDiskInfo

  1. Step 1: Install it

    Download CrystalDiskInfo (Standard Edition) from crystalmark.info.

  2. Step 2: Read Health Status

    Good (xx%) in blue is healthy. Caution in yellow means wear or reallocated sectors: back up soon. Bad in red: back up immediately.

  3. Step 3: Check writes

    Note Total Host Writes (how much data has been written), Power On Hours and Temperature.

Understanding SSD lifespan (TBW)

SSDs wear out slowly as data is written. Manufacturers rate endurance in TBW (terabytes written). A typical 1 TB consumer SSD is rated for around 600 TBW. If you write 20 GB a day, that’s about 80 years of use, so most people replace their PC long before the SSD wears out.

Find your drive’s TBW on the manufacturer’s spec sheet and compare it with Total Host Writes.

Troubleshooting

Drive health isn’t shown in Settings

Your SSD is SATA, or the driver doesn’t expose health data. Use CrystalDiskInfo or the manufacturer’s tool.

CrystalDiskInfo shows a USB drive as unknown

Many USB enclosures don’t pass health data through. Connect the drive internally to check it.

Frequently asked questions

How long do SSDs last?

Typically 5–10+ years in normal use. Write endurance is rarely the limit for home users.

Does a full SSD wear out faster?

Keeping 10–20% free helps performance and spreads wear more evenly.

Summary

On Windows 11 with an NVMe SSD, check Drive health in Disks & volumes. For any drive, CrystalDiskInfo shows health and total writes; compare with the drive’s TBW and keep backups regardless.

Sources

Written by

James Chambo

Founder

James is the Founder and Senior Editor of OnlineHow with more than 20 years of experience in internet publishing.