

Went to windows update and there is nothing to install I noticed something a bit strange that SMTP is automatically put in front of the mailbox name. Please provide feedback, then we can move forward to check where exactly to look into the issue.Īt last, I would like to confirm whether your organization only have Exchange Online or have hybrid environment. Click the subject title of the responses to read the message. Please go to Your details section on the right side of the community site.Ĭ. To check the private message, please followĪ. To make sure whether the issue is related to the Outlook client or the service, please try configuring the test account I send you through private message on the affected computer to check whether the issue exists.

To check for the latest Outlook updates, please click on the link below.Ģ. Please make sure that all Outlook security patches and updates are installed on the affected computer. Since you are still having the issue, please follow the steps below to do the confirmation.ġ. On Tuesday, Augat approximately 12:45 PM UTC, we receive a report that some of the users were unable to authenticate to the Exchange Online service when using the Outlook client. I am sorry for the issue you are experiencing right now. I have spent all night trying different things and nothing has workedĪny help would be much appreciated i'm quite frusted not being able to send mail from outlook I believe the other user is on a newer version of outlook than me. I'm on Windows 7 Office 2010 Plus Proffessiona I have another user on Windows 8.1 and the problem started happening at the same time as me. I'm able to login to Email online and send and recieve emails that way. I have tried it with both Encryption and without The Login Security Mode is set to "Negotiate Authentication" In the Security settings for the Outlook Mail profile is set to Not Prompt for Security Credentials I have a number of tablets and they are working fine I have removed my security credentials on the PC it hasn't solved it I have tested it using this tool and it works fine So this problem started happening 2 days ago.Įach time i open outlook I get prompted for Login Credentials. Hi Everyone I have seen some threads on this topic and i have tried to follow all of their instructions and it hasn't solved my problem. This post is being transfered from the office 365 team because they created a brand new profile and i still get the same problem when connecting to their newly created one.Īny help you can provide would be much appreciated.
