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0 × 800ccc0f Mensaje de error «Su server se ha desconectado inesperadamente» al enviar un mensaje de email SMTP

how-to-fix-outlook-error-0x800ccc0f-1-8564972

This problem can seem to come out of nowhere. One day everything is fine, the next day Microsoft Outlook is complaining about error 0×800ccc0f when trying to send emails.

Es esencial que los productos de Microsoft entren en conflicto con los productos de Microsoft, como MS Window Firewall, que bloquea MS Outlook. Verifique si alguno de los siguientes escenarios se aplica a usted y siga los pasos para solucionar el problema.

The following message is displayed every time Outlook starts:

"Task" Sync subscribed folders for [email protected]'reported error (0x800CC0F) Outlook cannot sync subscribed folders The TCP/IP connection was unexpectedly terminated by the server. If you continue to receive this message, please contact the server administrator.

How can this error be corrected?

Disable Windows firewall / anti-malware firewall

turn-windows-firewall-on-or-off-5461096

To disable Windows Firewall:

  1. Open Control Panel (Start > Control Panel).
  2. Open network connection
  3. Right-click the Internet connection you are using (GreenNet Switched, Wireless, or Local Area Network).
  4. Select "Properties" from the menu.
  5. Go to the “Security” tab and disable the firewall.

If the problem persists, you must manually add the POP servers. To do this, follow the steps below:

  1. Start Outlook.
  2. On the Tools menu, click Email Accounts.
  3. click View or edit existing email accounts, then click Next.
  4. In the Email Accounts dialog, click Add.
  5. click POP3, then click Next.
  6. Enter the correct information for your POP3 mail server, then click Next.
  7. click Finish.

Make sure you are connected to the Internet.

First of all, please make sure your computer send/receive data via the internet or not. For that:

Abra una ventana del browser e ingrese la Url de un portal Web. Cuando se abre, significa que su computadora está conectada.
If this is not the case, you need to troubleshoot your network connectivity by right-clicking your Wi-Fi or Ethernet cable connection signal and clicking Troubleshoot from the context menu.

Start Outlook in safe mode

If you start Outlook in safe mode, disable add-ins and start Outlook with default settings only. If faulty plugins are the cause of the problem, this may fix the problem. For that:

Open search in the “Start” menu or enter outlook.exe /safe in the “Search” field and click OK. For Outlook 2003 and earlier versions, you need to enter it in the Run dialog box.

Microsoft ha confirmado que se trata de un obstáculo de los productos de Microsoft enumerados al principio de este post. Este problema se ha solucionado por primera vez en Microsoft Windows 2000 Service Pack 4.

https://www.cnet.com/forums/discussions/outlook-error-0x800ccc0f-29986/

RECOMMENDED: Click here to fix Windows errors and get the most out of your system performance