Hello @Christine Withers,
Thank you for reaching out to Microsoft Q&A Community. We're happy to support you with your concern.
We're sorry to hear that you're experiencing this issue. We sincerely apologize for the inconvenience and the negative experience this may have caused.
We highly appreciate your screenshot since it helps us identify your issue well and quickly. The error tag 58tm1, with error code 2147942403, typically indicates issues related to authentication or file access permission. This error may frequently occur when attempting to open or log in to any Office application, such as Word, Excel or Outlook. The main causes of this error include authentication issues, corrupted cache credentials, problems with specific Office-related plugins, and errors in components responsible for managing the authentication process, such as Microsoft.AAD.BrokerPlugin.
We kindly suggest you follow these guidelines to double check and narrow down the issue step by step:
- Clear Cached Credentials
- Open the Control Panel, go to User Accounts and select Credential Manager.
- Choose Windows Credentials.
- Locate any credentials related to Microsoft Office.
- Click on each and select Remove.
- Restart Teams and enter your credentials when prompted.
- Repair the Microsoft Office Installation and check for updates
- Press Win + I to open Windows Settings.
- Go to Apps and select Installed Apps.
- Find Microsoft 365 or Office in the list.
- Click the three dots next to it and choose Modify.
- Select Quick Repair and follow the prompts (choose Online Repair if Quick Repair fails)
- Also check for any updates available. If yes, update it.
- Delete Microsoft.AAD.BrokerPlugin folder
- Close all Microsoft Office applications
- Navigate to This PC > Windows (C:) > Windows > SystemApps
- Delete the Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy folder.
- Log off and log back into the RDS session.
- Launch Teams and sign in when prompted.
- Repair issue on the RDS Server
These steps require an administrator privilege to do. If you're not an admin, you should contact your IT department first and ask for support.
Step 1: Update FSLogix
This ensures system compatibility and effectively resolves potential errors caused by outdated software versions.
Step 2: Re-register Microsoft.AAD.BrokerPlugin
The Microsoft.AAD.BrokerPlugin is responsible for managing the authentication of Microsoft accounts. Re-registering this plugin can effectively solve errors related to authentication. You should follow the steps below:
- Type PowerShell in the search bar and run it as an administrator.
- In the popping-up window, copy & paste the following commands and press Enter to run them to perform a check and re-registration.
if (-not (Get-AppxPackage Microsoft.AAD.BrokerPlugin)) {Add-AppxPackage -Register “$env:windir\SystemApps\Microsoft.AAD.BrokerPlugin_cw5n1h2txyewy\Appxmanifest.xml” -DisableDevelopmentMode -ForceApplicationShutdown} Get-AppxPackage Microsoft.AAD.BrokerPlugin
- When finished, restart your Windows machine and see if error tag 58tm1 is solved.
You can try workaround and update us the news. Please don’t hesitate to reach out again if you need any further assistance and we will keep assisting you.
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