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Outlook is a sophisticated email management system which is available with easy and graphical interface and thus enables you to manage your emails or other personal data with full ease. This database enables you to perform various tasks like sending/receiving emails, maintain notes or appointments, and store many other data or files in an effective manner. But in some cases this database loses its reliability and shows various errors when you try to perform any tasks in it. One such error is outlook error 550. This error message appears on the screen in the following manner:-
Your message did not reach some or all of the intended recipients. Subject: RE: trying to send this again... Sent: [Date] [time] The following recipient(s) could not be reached: 'Recipient _name' on [Date] [time] 550 sorry, that domain isn't in my list of allowed rcpthosts (#5.4.3)
You can experience this error when you try to send or receive any emails in Microsoft Outlook. Due to this error you are unable to send or receive your emails. Also sometimes it happens that you are not allowed to access your stored PST files. Here the question arises that why outlook shows this annoying error. The below mentioned are some common causes due to which you experience outlook error 550.
- Faulty software upgrades
- Installation of any erroneous software
- Human errors
- Virus infection
- Improper settings of SMTP connection
- Malfunctioning of the database
Resolution:-
The below mentioned are some manual steps which can easily fix the aforesaid error
- Click on Server and then open Account name Field
- Put a checkmark on “My Server uses Authentication” which is mentioned at the bottom and then click on settings
- Set your account name and password for logon in the future
- Click OK, then next and then Finish
And in the case if you are unable to fix the problem then you are recommended to make use of genuine PST repair software. This software is designed with strong and powerful algorithm which can easily fix outlook error 550. Also this software has the capability to repair the corrupted PST files in order to make them accessible.
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