Although MS Outlook offers you an excellent opportunity to meet all your email communication requirements, issues like Outlook error 0x800ccc1a can restrict you from performing basic tasks like accessing the emails. Ranging from the encryption type, corrupt Outlook profile, to wrong port number, and presence of an antivirus that can scan emails, there are several factors that can cause the 0x800ccc1a Outlook error. To resolve the issue, you can either reconfigure Outlook, run the Windows system file checker, repair the .pst file, or create a new Outlook profile.