Outlook Error 554 Authentication Failed
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of volunteer geeks quickly serve friendly answers and support. Check out the forums and get free advice from the experts. Register now to gain access to all of our features, it's FREE and only takes one minute. Once registered and logged in, you will be able to create topics, post replies to existing threads, give reputation to your fellow members, get your own private messenger, post status updates, manage your profile and so much more. Create Account How it Works Javascript Disabled Detected You currently have javascript disabled. Several functions may not work. Please re-enable javascript http://answers.microsoft.com/en-us/msoffice/forum/msoffice_outlook-mso_windows8/554-571-r8-authentication-failed-must-login/aef453c3-9e7b-4ae7-a848-b87b68385f71 to access full functionality. Outlook not working properly. 554 Authentication Failed, must login Started by followerofjesus , Oct 13 2011 03:26 AM Please log in to reply #1 followerofjesus Posted 13 October 2011 - 03:26 AM followerofjesus New Member Member 1 posts Hi I have just registered here & I'm hoping someone might be able to help me. I am using office outlook 2003 & it has just stopped sending http://www.geekstogo.com/forum/topic/308771-outlook-not-working-properly-554-authentication-failed-must-login/ mail. I can receive email no problem but when I try to send I receive the message as shown below (with recipient email address in the brackets) Your message did not reach some or all of the intended recipients. Subject: FW: Updates for your purchase from serengeti2 - 10-Oct-11 Sent: 13/10/2011 09:56 The following recipient(s) could not be reached: (intended reciepient address) on 13/10/2011 09:56 554 Authentication Failed, must login This message appears regardless of who I try to send mail to. If anyone can help I would be very grateful as using webmail to send is a drag. Thanks Peter Just to let you know I have been doing some homework since posting the message above & found out that my email server is having some problems! Edited by followerofjesus, 13 October 2011 - 04:55 AM. 0 Advertisements #2 DonnaB Posted 16 October 2011 - 10:10 AM DonnaB Miss Congeniality GeekU Moderator 5,830 posts Hi followerofjesus,Welcome to Geeks to go! If you haven't solved this error, I have found some information that may help you. Please see below:554 Authentication Failed, must login is an error code that is related to SMTP (Simple Mail Transfer Protocol). Please see 0x800CCC6F SMTP_554_TRANSACT_FAILED Transaction failed.I hope this helps you in
let you send or receive any messages and even more it will slow down your PC. You will face system start-up problems, slow performance, blue screen, http://outlooklivesupport.com/outlook-error-554-authentication-failed-xfinity.html/ system freezing or "Outlook Error 554 Authentication Failed Xfinity" error can even crash down your Outlook application. Cause: Well, the most common reason behind Outlook Error 554 Authentication Failed Xfinityerror is system corruption. Other than that there are still some other reason such as Error in network connection. Over-sized Datafiles. Issue withPOP3 server. Indecent account setting. Virus or Malware intrusion. It is a outlook error fatal error which is harmful for the system. Outlook Error 554 Authentication Failed Xfinity error may remove all your crucial data from the outlook PST file and even crash the Outlook application. Whenever you try to send mails it will show the following error message on the screen: Outlook Error 554 Authentication Failed Xfinity How To Fix Outlook Error 554 Authentication Failed XfinityError : outlook error 554 Note: The steps given mustbe done by an Experienced Computer Technician. We are not responsible if something goes wrong by following the steps given on the site. All steps are indicative and should resolve the issue in most of the computer. If however if the steps did not resolve the issue on your computer, you can contact our 24×7 Chat support. Check The Network Settings :- First check your Internet connection and make sure that your system is connected to a working network. Check Your Account Settings :- Check the setting of your Outlook account. It may be possible that due to any indecent setting you are facing this error. Configure Firewall :- It is also possible that your Windows Firewall program has blocked the your Outlook application due to safety issue. Configure Firewall and allow MS Outlook to use the Internet connection. Reinstall MS Office :- Reinstall your MS office, it could also fix Outlook Error 554 Authentication Failed Xfinityerror automatically. Follow these steps to reinstall MS Office. Uninstall old Microsoft Office application Click Start > Control Panel. Choose Add/Remove program. Locate Microsoft office in program list.