CrystalDiskInfo 9.2.1

CrystalDiskInfo 9.2.1 is a system utility designed to monitor, assess, and accurately test hard drives. If you suspect that your hard drive may be exhibiting signs of failure, downloading CrystalDiskInfo to perform a thorough check is advisable.

Licensed by MIT, CrystalDiskInfo is a SMART utility that reads and monitors drive statuses. Similar to CrystalDiskMark, this tool focuses on hardware devices, supporting NVMe connections alongside conventional PATA and SATA.

With the release of CrystalDiskInfo in 2021, users anticipated a robust, accurate, and improved hardware diagnostic tool. CrystalDiskInfo, already effective, is poised to become even better with a slew of new features and future-proof technologies.

Notably, CrystalDiskInfo now supports Dark Mode on Windows 10 and includes additional features for quicker and more comprehensive hard drive diagnostics.

Key Considerations:

  • .NET Framework 4.8 or higher is required for the latest email notification features.
  • NVMe support is available for Windows 10/Server 2016 and later.
  • The installer does not support Windows XP/Server 2003 (NT5.x).
  • Not compatible with Windows 95/98/Me/NT4/2000.
  • Server Core is not supported.
  • CrystalDiskInfo only supports IDE (Parallel ATA) and Serial ATA disks connected to internal ATA controllers (including Chipsets).
  • Partial USB-HDD support is available.
  • CrystalDiskInfo does not support RAID drives, and IDE (Parallel ATA) and Serial ATA disks connected to external ATA controllers.
  • SAMSUNG HD155UI/HD204UI drives are known to experience data loss; CrystalDiskInfo does not access these drives by default.

Whether your computer’s hard drive is new or old, it’s crucial to understand its operational status to mitigate potential risks, especially for drives containing important data. The CrystalDiskInfo HDD testing software ensures peace of mind by providing insight into the current state of your computer’s hard drive.

User Note: Exercise caution during installation to avoid installing unnecessary software.

System Requirements:

  • Users must log in with an administrator account to use the software.
  • .NET Framework 2.0 or higher is required for Alert Mail functionality.

Latest CrystalDiskInfo HDD Testing Software Update:

CrystalDiskInfo 9.0.1 (updated 5/31/2023):

  • Fixed Drive Letter sorting mode issue, which prevented the program from accurately identifying drive letters (e.g., C, D, E…).

CrystalDiskInfo 9.0.0 (updated 5/31/2023):

  • Support for new-generation Intel VROC.
  • Support for JMicron USB RAID (JMB39x/JMS56x).
  • Added lock feature for JMicron JMS583 to prevent conflicts with other system information management tools, such as SIV.
  • Support for new Sandisk/WD CloudSpeed Gen. II SSD drives.
  • Support for up to 16 different drives.
  • Added Drive Letter filter mode to identify drives based on letter names.
  • Enhanced support for Intel RST NVMe.
  • Optimized support for SATA SSD Hanye-Q55 and addressed related issues.
  • Fixed issues related to Phison SATA SSD drives.
  • Updated language files for all languages, enhancing clarity and understanding in interface, notifications, and information presentation.

Using CrystalDiskInfo Utility:

To use the CrystalDiskInfo HDD test software, no installation is required. After downloading the program, extract the files using WinRAR or WinZip to obtain the DiskInfo.exe file. When needed, double-click DiskInfo.exe to view drive information.

CrystalDiskInfo provides a wealth of information, including:

  • Health Status: Indicates one of four states for your drive: Good (green), Caution (yellow), Bad (red), or Gray (undetermined).
  • Temperature: Normal temperatures are below 49 degrees Celsius. Temperatures between 50–55 degrees Celsius may require additional cooling measures, while temperatures exceeding 55 degrees Celsius indicate potential issues.
  • Firmware: Displays the embedded software version controlling the drive, activated upon power supply, before operating system boot.
  • Buffer Size: Indicates the size of the drive’s cache memory, which stores recently accessed data for quicker retrieval, enhancing system performance.
  • S.M.A.R.T. Information: Provides insights from Self-Monitoring Analysis and Reporting Technology, a feature detecting and reporting drive malfunctions, potentially preventing drive failure. Depending on the drive manufacturer, S.M.A.R.T. information may vary, with approximately 35 attributes commonly provided, detecting around 60% of drive errors.

Download CrystalDiskInfo


In conclusion, CrystalDiskInfo is an indispensable tool for monitoring and maintaining hard drive health. Its comprehensive features and user-friendly interface empower users to make informed decisions regarding their computer’s storage devices, ensuring data integrity and system reliability.

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