Knowledgebase: Email Help
You Receive Time-Out Error 0x8004210a or 0x800ccc19 When You View a POP3 E-Mail Account with AntiVirus Software Installed
Posted by kumar, Last modified by Kim S. on 30 January 2016 07:44 PM

Please see the Microsoft KB article here:;%5BLN%5D;813518

If this does not fix the issue then you may have a malformed email in your POP3 account, see the article below:

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