Microsoft Office 365 - Error Code 80090016: Reasons and Fixes!

Guide to Resolving Microsoft Office 365 Error Code 80090016

I encountered a "Trusted Platform Module failure on your computer. If this error persists, please contact your system administrator with error code 80090016" error? This article will guide you through this problem.

You may encounter some problems when downloading, installing, activating, logging in, or updating Microsoft 365 applications, such as Microsoft Office error code 147-0, Microsoft error 2400, Microsoft error 1001, etc. This article will focus on another error code - Microsoft Office 365 error code 80090016.

Possible causes of error:

1. Replace the system motherboard.
2. Trusted Platform Module (TPM) failure.
3. Log in with a PIN.
4. User account issues.
5. Outlook installation is corrupted.

Solution:

Method 1: Disconnect all accounts

1. Press the Windows I key to open the settings .
2. Go to Account > Access Work or School .

3. Disconnect all accounts here. Then restart your computer, log in to Excel or other program that has error codes again, and check whether the error code has disappeared.

Method 2: Set up multi-factor authentication for your account

1. Log in to Microsoft 365 using your work or school account.
2. After selecting login , you will be prompted to provide more information. Select Next .
3. The default authentication method is to use the free Microsoft Authenticator application. If you have installed it on your mobile device, select Next and follow the prompts to add this account. If you don't have it installed, a download link will be provided.

Method 3: Clear TPM

1. Press the Windows I key to open the settings .
2. Navigate to Update & Security > Windows Security .
3. Under the Protect Area section, click Device Security .

4. Then click Security Processor Details . Next, click on the Security Processor Troubleshooter .
5. Click the Clear TPM button.

Method 4: Delete the contents of the Ngc folder

1. Close Outlook . Open File Explorer.
2. Copy and paste the following path into the address bar :

C:\Windows\ServiceProfiles\LocalService\AppData\Local\Microsoft\NGC

3. Delete everything in the displayed folder.

Method 5: Rename the AAD.BrokerPlugin folder

If Microsoft Office 365 error code 80090016 is caused by TPM issues after replacing the system motherboard, rename the AAD.BrokerPlugin folder to resolve this issue.

1. Log in to your computer using another administrator account.
2. Open the Run dialog box by pressing the Windows R key simultaneously.
3. Type the following command and press Enter :

C:\Users\%username%\AppData\Local\Packages

4. Scroll down to find the Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy folder. Copy and paste it to the home screen. This is for backup.

5. Return to the Packages folder and rename the Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy folder to Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy.old .
6. Return to the affected user account and restart Outlook.

Method 6: Reinstall the affected application

1. Type Control Panel in the search box and press Enter .
2. Go to Programs > Uninstall Programs .
3. Find the application you are encountering the error and right-click it to select Uninstall .
4. Follow the on-screen instructions to uninstall.
5. Restart the system and reinstall the application.

Summarize

This article describes how to fix Microsoft Office 365 error code 80090016. If you encounter this error, follow these methods to resolve the issue. In addition, you can back up important data regularly.

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