This error code normally happens in Outlook version 2007 and 2010 due to improper configuration of POP3 and SMTP. This is the only known reason for the Outlook error 0x80040607. Due to this error Outlook trouble you to send/receive emails.
Let me guide you, How to Overcome this issue
1. Click File Tab, select Account Settings and click Account Settings
2.Select your account and click change
3. Click on more setting
4. In the Outgoing Server tab, check My Outgoing Server (SMTP) requires authentication checkbox and choose to Use same settings as my incoming mail server.
5. Finally, click ok.
Now, the error code problem will be resolved
And due to this your PST file become inaccessible then use advanced
PST Repair Tool for that as DataRecovo provides you the best and fastest recovery and make your back job easier. So, it is worth to have the tool on your hand for the recovery and backup purpose.
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