This document explains how to fix Microsoft Outlook error code 530 if it is not working properly or throwing an error while installing, updating,  launching/opening, performing action like sending or receiving emails, configuring emails etc.

The error message may look like: Cannot send the message.  530 Authentication Required.

This solutions applies for following version of Microsoft Outlook:

  • Outlook 2007
  • Outlook 2010
  • Outlook 2013
  • Outlook 365
  • Outlook 2016
  • Microsoft Office (2013/365/2016)
Error InformationError Descripton
Error 530 Outlook Overview
Total Incidents Recorded 539348
Issues Resolved (Percentage) 99%
Also Known as

Outlook fehler code 530, foutcode 530, fejlkode 530, code d’erreur 530, codice di errore 530, feil kode 530, cod de eroare 530, código de error 530

530 Error Code Log
Avg. Time to Resolve Issue   50 mins
Difficulty Hard
Log Name: Microsoft Outlook <version> 9.11
Source: Memory Fault
Event ID: 6173
Operating System
  • Windows 7
  • Windows 8
  • Windows 10
Level: Application Level
User: <Outlook username>
  • Faulting Application Name: Microsoft Outlook <Application name>, version: 9.8.0836.64328, time stamp: 0×38979372
  • Faulting module name: Outlook  update.dll, version: 9.1.8495.76093
  • Exception code: 0xc03a766e
  • Fault offset: 0xc02e673e
  • Faulting process ID: 0×465
  • Faulting application start time: 0x02edfb4f60781841
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Program Files (x86)\Microsoft Outlook\<appname>
  • Report ID: f9b51f11-9747-52f2-6719-8171fgg3g492

Cause of 530 Outlook Error Code

  • DNS Conflict
  • Active Malware Issue
  • Corrupt Microsoft windows System files

How to fix Outlook Error Code 530

Step 1: Check Windows Firewall :
1. Hold Win Key + R and Enter Firewall.cpl
2. Click OK.

3. Click on “Turn Windows Firewall On or Off
Turn Windows Firewall on or off4. In Private network Setting, select “Turn off Windows firewall (not recommended)
5. Do the same for Public Network Setting.
Disable Windows Firewall6. Press OK.
Note: After the issue is resolved you must turn the Windows Firewall on.

Step 2: Temporarily Disable any installed 3rd Party Antivirus:

Some times Antivirus/Malware/Adware programs mark Microsoft office installer files as Spam and block it from installing. Please refer your vendors website for disabling it temporarily. Once installation is done you can activate it again.

In most cases Outlook error 530 should be resolved by following above steps. If however the issue still persists it means there is some critical issue with your system which needs to be fixed manually and is recommended to be done by an experienced Computer Technician.

You can chat one-on-one with one of our Outlook Support Representative 24/7 by clicking on the Chat button.

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Last Updated: 11/01/2016
Solution ID: 915417

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    April 7th, 2016

    Posted In: Microsoft Outlook

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