Dave Finds

How to solve Trusted Platform Module has malfunctioned. Error code 80090016

If you are using Windows 10 with Microsoft 365 or Office 365 Application like Outlook, PowerPoint, SharePoint, Microsoft Teams or any of the Microsoft software like Visual Studio etc., on your device you may face this very annoying error :

Something went wrong. Your computer’s Trusted Platform Module has malfunctioned. If this error persists, contact your system administrator with the error code 80090016.

Solutions 1:

This error means that your Windows 10 device is not able to store the Microsoft credential on your computer. You can solve this issue in two ways. Most of the time this error will disappear by removing all the credentials in credential manager related to Office 365 application. In rare cast you have to perform the second solution.

Remove Office 365 or Microsoft 365 application credential in Credential manager:

  1. Type Credential Manager on the search bar as shown in the below image:

  2. Remove all the credential related to Office 365 or Microsoft 365 Applications:

    As you can see in the below image you will see a lots of credential related to office 365 or Microsoft Office 365 application.

    Select each credential and remove them all.

  3. Now restart your PC and try login again with your Microsoft credential.

Solutions 2:

Created Protection Policy registry key:

  1. Open Registry Editor by pressing ctrl+r on your keyboard and type Regedit.msc


  2. Go to the below location on the registry editor:


  1. Create a new registry key:

    Right click on the registry editor and select New\ DWORD (32-bit) Value

    Give the name and value as below:


  2. Now close the registry editor and try to login any of your effected Office 365 Applications.