How to fix Outlook sending reported error 0x8004210B (Nothing else worked)
What is Outlook error 0x8004210B? Why does it appear and how to fix it?
Sending reported error (0x8004210B) The operation timed out waiting for a response from the sending (SMTP) server appears when the user tries to send or receive an email, because there is a delay in the communication between Outlook and the server of your email provider.
The most common reasons for this error are:
- The email provider you are using;
- Antivirus and Firewall settings;
- Outlook configuration settings;
- Internet connection.
Based on user feedback, and experts we consulted, we compiled a list of detailed, and proven-to-work solutions. Feel free to check them out, and follow them to the details.
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Reinstall Outlook
0(0)0(0)If none of the other solutions worked, you may need to uninstall Outlook and install it back again. By reinstalling Outlook, you will remove corrupt files and restore Outlook to the default settings and environment. Then you would just log in, by entering your email address and password.
Feel free to check the don't know how to uninstall a program / an application guide, on how to uninstall programs properly, if you are not sure how to uninstall them safely.
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