How to Install TPM Diagnostics Tool in Windows 11
The TPM Diagnostics Tool in Windows 11 checks your computer’s security hardware for errors and makes sure it runs properly. This Trusted Platform Module (a tiny security chip on your motherboard that keeps your passwords and file encryption keys safe) requires version 2.0 to run Windows 11 without issues.
Running this tool confirms your security chip works correctly and helps fix problems with BitLocker drive encryption.
Install the TPM Diagnostics tool via Windows Settings Apps Optional features View features, search for “TPM”, check “TPM Diagnostics”, and click Install. Alternatively, use command-line tools like DISM or PowerShell with administrator privileges.
Installation Methods Comparison
| Method | Difficulty | Best For |
|---|---|---|
| Settings App | Easy | General users |
| Command Prompt | Medium | Power users |
| PowerShell | Medium | IT Administrators |
Using the Settings App
Installing the TPM Diagnostics Tool Windows 11 feature through the Settings app is the quickest method because it does not require downloading any external files. You can add this tool directly by opening your system settings, locating the optional features menu, and searching for the tool in the list of available system components. This built-in approach ensures you get the official Microsoft version without risking third-party downloads.
- Open the Start menu and select Windows Settings app.
windows 11 new settings button - Click on the Apps button on the left side.
windows 11 settings apps on menu - Click the Optional features box.
windows 11 optional features tile - Click the View features button.
windows 11 optional features view features button - Type “TPM” into the search box.
- Check the box next to TPM Diagnostics and click Next.
windows 11 add an optional feature window - Click Install.
windows 11 add an optional feature install button
Using Command Prompt or PowerShell
Right-click the Start button and select Terminal (Admin) or Command Prompt (Admin).
To install via Command Prompt:DISM /Online /Add-Capability /CapabilityName:Tpm.TpmDiagnostics~~~~0.0.1.0
To install via PowerShell, use the following command:Add-WindowsCapability -Online -Name Tpm.TpmDiagnostics~~~~0.0.1.0
Troubleshooting and Enterprise Context
If the TPM Diagnostics Tool in Windows 11 doesn't install correctly, check your internet connection first, as it needs to download updates.
Summary
The TPM Diagnostics tool for Windows 11 is a handy utility that helps you check your computer's security chip, making sure your system is protected.
Is the TPM Diagnostics tool installed by default in 🪟 Windows 11?
No, the TPM Diagnostics tool is not installed by default. It is classified as an optional feature within Windows 11. You must manually add it through the Optional Features menu or via command-line tools if you need to perform advanced security hardware troubleshooting or verification tasks.
Does the TPM Diagnostics tool require administrative privileges?
Yes, installing, removing, or running the TPM Diagnostics tool requires administrative privileges. Because the tool interacts directly with low-level hardware security components, Windows restricts access to these functions to prevent unauthorized users from modifying or querying sensitive security processor data on your computer.
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About the Author
Richard
Tech Writer, IT Professional
Richard, a writer for Geek Rewind, is a tech enthusiast who loves breaking down complex IT topics into simple, easy-to-understand ideas. With years of hands-on experience in system administration and enterprise IT operations, he’s developed a knack for offering practical tips and solutions. Richard aims to make technology more accessible and actionable. He's deeply committed to the Geek Rewind community, always ready to answer questions and engage in discussions.
[…] As mentioned above, one of Windows 11’s requirements is to have TPM 2.0 enabled and CPUs that support it. The easiest way to determine if your PC supports TPM 2.0 is to run the Windows 11 PC Health Check app. […]