Outlook Error Code 0x800ccc78 comes when your outlook mail account stops sending mails. This error codes depicts wrong server connection responsible for incoming and outgoing of mails through outlook mail account. Though, this error code will not affect your incoming mails but outgoing mails cannot be sent without configuring the server connection settings.
Along with this error code, you will also see a message “please verify the e-mail address in account properties” and Outgoing SMTP does not support SSL. To know how to repair outlook error 0x800ccc78 you need to follow the steps given below. However, you can also take help with another blog to know How to Fix Outlook Email Send and Receive Error but to fix the mail outgoing server error you have to follow the steps given below.
Steps to Fix Outlook Error Code 0x800ccc78:
Step1: First open outlook and go to the tools menu and click on account settings and you will get an account settings box.
Step2: Now verify that E-mail tab is selected and your email account appears usually labeled with mail.yourdomain.com.
Step3: Click here on the account and select the change icon and the internet email settings will appear on your computer screen.
Step4: Now click on more settings button appearing on the lower right-hand corner and internet email settings window will come.
Step5: Here, select outgoing server tab and click the check box “My outgoing server (SMTP) requires authentication”, and then verify the circle-box by selecting “Use same settings as my incoming mail server”.
Step6: Once done, hit OK to close the Internet Email Settings box under this section. But make sure do not use the "Test Account Setting" button to test the settings, it will be failed.
Step7: Now click the Finish button to close the Internet E-mail Settings box and then click the Close button to close the Account Settings box and SMTP authentication has now been configured on your computer to send mails through this outlook account.
These steps will help you to configure and enable the SMTP settings with authentication and fix Outlook error message 0x800ccc78. However, if the solution is not effective and you need help of an expert, just dial Outlook support phone number and get online assistance to diagnosis and fix this error with code using the more effective methods for assured solution.