CrystalDiskInfo is a commonly used open-source drive health monitoring tool. On Windows, it can display S.M.A.R.T. status, temperature, and power-on hours for HDDs and SSDs.
Resource Introduction
It is useful for daily drive health checks, identifying warning signs, viewing interfaces, and checking transfer modes. It helps with computer maintenance, second-hand drive checks, and data safety warnings.
Download Advice
The download entry points to GitHub Releases. If a health warning appears, back up important data first, then run further checks or replace the drive.