Skip to main content

Outlook 0x80040900 error during Send/Receive – Complete Solution

Summary- Today, we are going to discuss how to get rid of Outlook 0x80040900 error during sending and receiving email messages. We will also discuss when this error comes and how to fix Outlook 0x80040900 error.

MS Outlook is a part of MS Office and used for email communication from the decade. While using MS Outlook, users can sync email messages from the mail server and save it for local use. Once the MS Outlook sync email server then stores all the downloaded email messages on the local computer and provides a view in offline mode when you have not connected with proper internet and with your email server.

MS Outlook has many advantages such as easy to use, easy to communicate with other, easy to operate by the home user to corporate users, easy to manage contact groups, easy to manage events in the calendar, and others but it has some flaws as well. Sometimes, MS Outlook produces a “0x80040900” error when the user trying to send/ receive email messages from the mail server. Commonly this error comes if you misconfigured Mail Server Name (or Port) at MS Outlook.

Behind the reason of getting Outlook “0x80040900” error

Various reasons/ situations come up when MS Outlook display these error message. Some of listed below-

  • Internet connection issues
  • User misconfigured mail server name
  • Misconfigured Mail Server Port
  • Over-sized MS Outlook PST file
  • Virus/ Malware attack
  • Sudden MS Outlook crash

How to solve 0x80040600 error code in Outlook 2019, 2016, 2013, 2010, 2007 and 2003

In any circumstances, when MS Outlook PST file gets corrupted and you can’t look your email messages in Outlook, then you must need to repair it. Try to repair PST by using scanpst.exe utility. The scanpst.exe is located on the Outlook installation path and it may defer by the version of MS Outlook and Windows.

The scanpst.exe utility fixes only minor problems and it may corrupt the PST mailbox if you have not enough knowledge to use it.

Professional Software to Fix Outlook 0x80040900 error

If you are unable to fix Outlook 0x80040900 error, then go with the professional software which helps to fix the Outlook PST file and remove the Outlook 0x80040900 error from your PST file. Here I suggest SysInspire Outlook PST Repair Software and the tool is efficient to repair and fix PST file corruption and after that, you can easy to read, send/ receive email messages from your MS Outlook.

Other Outlook Problems and Fixes

This tool has an inbuilt powerful engine to detect PST problems and fixes it accordingly. Outlook PST Recovery software also fixes these common error’s-

1- “Outlook.pst is not a personal folders file

2- “Outlook error:- The message store reached its maximum size

3- “Outlook.pst can not be accessed-0x80040116”

4- “Outlook.pst cannot be found

5- “Error has been detected in the file Outlook.pst

Few features and key-points:

  • Supports to Repair all Outlook related errors
  • Offers to Migrate from PST to Office 365
  • Provided a preview panel facility to view mailboxes for making selective items recovery and conversion from PST
  • Gives a variety of file type for PST Conversion including- EML, EMLX, vCard, CSV, MBOX, ICS, HTML, etc.
  • Also, it offers to save the database of Outlook to New or existing PST
  • Also offers a mail filtering feature to organize emails “from Start date to Last date”


At last come to point, Microsoft’s inbuilt Outlook repair tool or ScanPST.exe is not able to solve all Outlook related errors and corruption problems. There are also chances of high-risk while using this utility. So we will recommend the user to get the assistance of a third party Outlook PST Repair tool which is offered by the most admired brand SysInspire. Through this users will get the experience of making instant, easy, and secure recovery of the Outlook database.

Also, User can pick SysInspire OST to PST Converter Software because this product is bundled of 3-products and support recovery of Outlook PST, OST and NST files. So within one software “SysInspire OST to PST” you can easily manage MS Outlook PST file recovery, OST file recovery and NST file recovery.

About SysInspire

SysInspire Software always designed product to help clients relating to Email Conversion, Data Migration, Forensic Tool and many more..

  • 2764 Pleasant Road Suite A PMB 916, Fort Mill, SC 29708 (USA)
  • support[@]sysinspire [dot] com