Lenovo Diagnostics

4.45.0 System diagnostics utility for Windows

Fernando Ortega

Comprehensive tool for troubleshooting and optimizing PC performance.

Powerful troubleshooting software exclusively for Lenovo users which can detect a number of problems and provide solutions to repair problems.

Lenovo Diagnostics is a freeware diagnostic app and developed by Lenovo for Windows.

The download has been tested by an editor here on a PC and a list of features has been compiled; see below. We've also created some screenshots of Lenovo Diagnostics to illustrate the user interface and show the overall usage and features of this diagnostic program.

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Diagnose issues with your Lenovo by running troubleshooting tests

Lenovo Diagnostics is a suite of diagnostic tools that can be used to test the hardware components of a Lenovo computer.

As an official diagnostic tool , it can test various devices in Lenovo computers providing feedback to the users about their machines.

It functions on all ThinkPad, ThinkCentre, ThinkStation, IdeaCentre and Lenovo desktop and laptop computers.

Features of Lenovo Diagnostics

  • Compatibility: Compatible with a wide range of Lenovo computers, including desktop and laptop models including ThinkPads.
  • Custom testing: Create custom test scripts to test specific hardware components or to automate testing processes.
  • Error codes: Identify and troubleshoot hardware problems by displaying error codes and recommended actions for fixing the issue.
  • Hardware testing: Test a variety of hardware components, including the processor, memory, hard drive and more.
  • Remote testing: Remotely test and diagnose hardware issues on Lenovo computers over a network connection.
  • System information: Detailed information about the hardware and software configuration of a Lenovo computer, including the model and serial number, system BIOS version and installed software.
  • User-friendly interface: Makes it easy for users to run tests and view results.

Compatibility and License

Lenovo Diagnostics is provided under a freeware license on Windows from hardware diagnostic software with no restrictions on usage. Download and installation of this PC software is free and 4.45.0 is the latest version last time we checked.

What version of Windows can Lenovo Diagnostics run on?

Lenovo Diagnostics can be used on a computer running Windows 11 or Windows 10. Previous versions of the OS shouldn't be a problem with Windows 8 and Windows 7 having been tested. It comes in both 32-bit and 64-bit downloads.


Filed under:
  1. Lenovo Diagnostics Download
  2. Free Hardware Diagnostic Software
Lenovo Diagnostics has been picked by our editors as good software.
Lenovo Diagnostics has been tested for viruses and malware.
We have tested Lenovo Diagnostics 4.45.0 against malware with several different programs. We certify that this program is clean of viruses, malware and trojans.