The “Server says: 535 Incorrect authentication data ” error occurs when the SMTP authentication details for the user that you have set in your email settings are wrong. You may receive the SMTP error 535 when you are logging into any email client like Microsoft Outlook. In such cases, you won’t be able to send emails from your email client. Consider the guidelines given below to resolve the issue.
If the issue persists, follow the steps that are given below to resolve the issue in Gmail and Groupmail.
In order to prevent third parties from reading your mail content, email encryption is done, which is basically digitizing the information within.
There are not many ways to prevent spam from piling up in your Inbox. Here’s how you can filter out most of them.
AT&T Email error 0x800CCC0F occurs when mails are not being sent or received through AT&T services. Due to the technical glitches causing it, many email functions are disabled. The computer’s Operating System might get frozen.
Open the Gmail app.Select the inbox tab you want to delete.You’ll find the Empty Box button over the Compose button.