Resolving Trusted Platform Module Has Malfunctioned Error in Microsoft 365

We frequently encountered the Trusted Platform Module (TPM) Has Malfunctioned issue, which often led to difficulties when attempting to sign in to various Microsoft Office applications. In response to this common problem, I've shared some effective fixes in this blog post.

Understanding the Issue

The TPM Has Malfunctioned error arises when users encounter difficulty signing in to any Office application after entering their email address and password. While the error code for this prompt may vary, it can generally be resolved through a series of straightforward steps.

Steps to Resolve Trusted Platform Module Has Malfunctioned Error

Step 1: Access System Settings

Open the Settings on your computer.

Click on "Accounts."

Step 2: Manage Work or School Accounts

Navigate to "Access work or school."

If you encounter issues signing in with a listed account as a Work or School account, proceed to disconnect it by clicking on "Disconnect" and confirming with "Yes."

Step 3: Retest the Application

Once the problematic account is disconnected, attempt to sign in to the Office application again and observe the behavior.

Additional Measures If Needed

If the above steps did not resolve the TPM Has Malfunctioned error, consider the following final step:

Ensure that the work or school section from Step 1 does not automatically repopulate your account. If the account reappears as a work or school account, disconnect it once more.

Retry signing into the problematic Office application by entering your email address and password. After entering your password, if prompted, ensure that the option "Allow my organization to manage my device" is unchecked, or click on "No, sign in to this app only."

Conclusion

The steps detailed above have been demonstrated as effective remedies for the Trusted Platform Module Has Malfunctioned error. I encourage you to give them a try and share your feedback on whether these steps successfully resolved the issue at hand.

Thank you for reading, and feel free to reach out with any questions or concerns.