Sometimes we get error message – 530 SMTP authentication is required when attempting to send an e-mail through MS Outlook. In this article I will discuss how to resolve this error.
Here I used MS Outlook 2010
1. Go to File -> Account Settings
2. Click Email Tab and double click on you email addresss
3. In Change account settings pop up -> Click more settings
4. Check -> My out going server (SMTP) required authentications and click OK as follows
Now you can send your email and “530 SMTP authentication is required” is solved.