How To Resolve The 0x8004210b Windows 10 Error?

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Hello, while trying to send emails from my outlook account, this error displays “0x8004210b Windows 10,” saying the operation timed out. Please help me out with the solution. Thank you.

Answered By 0 points N/A #340981

How To Resolve The 0x8004210b Windows 10 Error?


Hello, usually the 0x8004210b Windows 10 error display due to a corrupted outlook profile or due to stuck emails. Follow the below methods to fix it.

Method 1:

Remove and add accounts.

• Go to the control panel.
• Select MS Outlook.
• Go to email accounts.
• Select new and create a new account.
• Follow the displayed prompts and click on next.
• After adding the account, make it as default.

Method 2:

Delete Unsent emails.

• Go to MS Outlook.
• Click on Send/ Receive.
• Look for work offline and click on it.
• Disconnect to your WIFI or data.
• Check for the email which is delivered improperly.
• Select it and delete it from the user account.
• Close the application and restart it again.
• Now disable offline work mode.

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