Microsoft Office 365 articles, fixes and updates - letter A

This list contains all of the known Microsoft Knowledge Base articles, howtos, fixes, hotfixes, webcasts and updates of Microsoft Office 365 starts with letter A that have been released. The list is daily updated.

• 3120908 "Activation failed" error when you try to set up Azure Multi-Factor Authentication Q3120908 KB3120908 January 25, 2021
• 2834966 "Account verification system is having trouble" error message when you try to sign in by using a work or school account Q2834966 KB2834966 January 25, 2021
• 2809873 Available KB - Office 2013 set up error associated with "keep me signed in" Q2809873 KB2809873 January 25, 2021
• 2748176 A mobile device intermittently can't connect to Exchange Online Q2748176 KB2748176 January 25, 2021
• 2745710 A user can't access a mailbox by using Outlook after a remote mailbox move from an on-premises Exchange Server environment to Office 365 Q2745710 KB2745710 January 25, 2021
• 2679269 A user who has Send As permission can't send email messages as another user account in Outlook in Office 365 Q2679269 KB2679269 January 25, 2021
• 2427193 A mobile device can't connect to Exchange Online by using Exchange ActiveSync Q2427193 KB2427193 January 25, 2021
• 2715326 A faulty split-brain DNS configuration can prevent a seamless SSO sign-in experience Q2715326 KB2715326 November 22, 2019
• 2460853 ACP and VoIP audio don't bridge, and parties can't hear one another in Skype for Business Online Q2460853 KB2460853 November 22, 2019
• 2887738 A resource in Exchange Online doesn't respond to meeting requests when you try to use Resource Booking to schedule the resource Q2887738 KB2887738 November 19, 2019
• 2757430 Archive mailbox issues for a mailbox that's migrated to or from Office 365 Q2757430 KB2757430 November 19, 2019
• 4073242 Adopting Microsoft 365 Threat Protection Q4073242 KB4073242 October 16, 2019
• 4073240 Adopting Microsoft 365 Security Management Q4073240 KB4073240 October 16, 2019
• 4073238 Adopting Microsoft 365 Identity and Access Management Q4073238 KB4073238 October 16, 2019
• 2921522 A "cd-error" error occurs in MIIS during directory synchronization to Azure Active Directory Q2921522 KB2921522 September 20, 2019
• 3004133 "Authorization_RequestDenied" error message when you try to change a password if you use Graph API Q3004133 KB3004133 September 16, 2019
• 2535227 A federated user is prompted unexpectedly to enter their work or school account credentials Q2535227 KB2535227 September 16, 2019
• 2502710 "An unknown error occurred with the Microsoft Online Services Sign-in Assistant" error when you run the Azure Active Directory Sync Tool Configuration Wizard Q2502710 KB2502710 September 16, 2019
• 4076504 Announcement: Office system requirements Q4076504 KB4076504 May 29, 2019
• 833041 An Office program is slow or may appear to stop responding (hang) when you open a file from a network location Q833041 KB833041 May 28, 2019
• 2917037 "Access Denied" error for a SharePoint Online user who is synchronized to Office 365 Q2917037 KB2917037 May 27, 2019
• 2909517 "Access denied" error when a user tries to approve a SharePoint Approval Workflow task in SharePoint Server or SharePoint Online Q2909517 KB2909517 May 27, 2019
• 2559901 A URL that resides under a SharePoint root site collection is broken after the root site collection is deleted Q2559901 KB2559901 May 27, 2019
• 956959 Additional RSS feeds appear in Outlook after a user signs in to Office 365 on a new computer Q956959 KB956959 May 27, 2019
• 4014115 Azure Active Directory (Azure AD) Connect excludes a user's primary group from its group membership Q4014115 KB4014115 May 22, 2019
• 3132071 An attachment does not appear in a Plain Text message in Outlook 2016 Q3132071 KB3132071 May 20, 2019
• 4499943 Attached Outlook items not retained in Office 365 Group Calendar meeting or appointment Q4499943 KB4499943 April 29, 2019
• 2977737 "Add domain" option is missing from the Microsoft 365 admin center Q2977737 KB2977737 December 20, 2018
• 3124219 "AADSTS65005" error when you try to sign in to Microsoft Cloud services Q3124219 KB3124219 October 9, 2018
• 10048 Accessing other people’s mailboxes in Office 365 Q10048 KB10048 September 13, 2018
• 814441 "An unknown error has occurred" error message in Outlook Q814441 KB814441 April 17, 2018
• 2001616 A user’s Office 365 email address unexpectedly contains an underscore character after directory synchronization Q2001616 KB2001616 February 1, 2018
• 272862 A mobile device can't connect to Exchange Online by using Exchange ActiveSync Q272862 KB272862 November 27, 2017
• 2907651 Adds a new GPO to control proxy setting for Lync Online client Q2907651 KB2907651 January 30, 2017
• 2750510 AD FS: Warning Event ID 230 in AD FS (2.0)/Admin Event Log on Federation Service Proxy Q2750510 KB2750510 January 7, 2017
• 3078392 An Office 365 admin can't customize the Office 2016 for Mac package for deployment in Office 365 Q3078392 KB3078392 December 29, 2016
• 2935317 "Access Denied" error when a user tries to perform actions on a team site mailbox in Office 365 Q2935317 KB2935317 December 29, 2016
• 2917482 A "Liked" comment on a SharePoint Online Newsfeed isn't tracked in the list of comments in My Site Newsfeed Q2917482 KB2917482 December 28, 2016
• 2905767 "Access is denied" error when you connect to Exchange Online by using remote Windows PowerShell Q2905767 KB2905767 December 28, 2016
• 2887685 "Access Denied" error when you use the connect-MSOLService cmdlet to connect to Office 365, Azure, or Intune Q2887685 KB2887685 December 28, 2016
• 2806017 Audio or video connections are of poor quality or fail completely in Lync Mobile 2013 Q2806017 KB2806017 December 28, 2016
• 2174324 A child domain doesn't inherit parent domain changes in Office 365, Azure, or Intune Q2174324 KB2174324 December 26, 2016
• 2935575 "Add a domain" tab is missing from the Office 365 admin center Q2935575 KB2935575 December 20, 2016
• 2867656 "An error occurred while setting up your new subscription" error when you try to switch plans in Office 365 Q2867656 KB2867656 December 20, 2016
• 2846823 "ApplicationExperienceInfrastructure" warning when you try to install the Directory Sync tool in Windows Server 2012 Q2846823 KB2846823 December 20, 2016
• 2786061 "Active Sync URL was in an Invalid format" error message when you use the Remote Connectivity Analyzer tool to troubleshoot Exchange ActiveSync in Office 365 Q2786061 KB2786061 December 16, 2016
• 2710605 "Anonymous authentication enabled for virtual directory" error when you use the Remote Connectivity Analyzer tool to send an anonymous HTTP request from the remote server to the URL in Office 365 Q2710605 KB2710605 December 16, 2016
• 2710604 "All Required Authentication Methods could not be found" error message when you use the Remote Connectivity Analyzer tool to test the authentication methods of the specified service in Office 365 Q2710604 KB2710604 December 16, 2016
• 2630976 "Access Denied" error, or user is repeatedly prompted for credentials when trying to connect to Office 365 by using a rich client application Q2630976 KB2630976 December 16, 2016
• 2621753 "A user with this name could not be found" error message when you try to reset a password for a user in Office 365 Q2621753 KB2621753 December 16, 2016
• 2606983 A user or an administrator forgot his or her password in Office 365, Azure, or Intune Q2606983 KB2606983 December 16, 2016
• 2484676 A Microsoft SharePoint Skill search isn't supported in Skype for Business Online Q2484676 KB2484676 December 16, 2016
• 2461628 A federated user is repeatedly prompted for credentials during sign-in to Office 365, Azure, or Intune Q2461628 KB2461628 December 16, 2016
• 2409012 A user keeps his or her administrator user rights after the user is removed from the Administrators group in the Office 365 portal Q2409012 KB2409012 December 16, 2016
• 2406830 Attributes for Exchange Online aren't written back to the on-premises Active Directory directory service in an Exchange hybrid deployment Q2406830 KB2406830 December 16, 2016
• 2395649 "A migration batch is being processed" error when you try to perform a new migration in Office 365 Q2395649 KB2395649 December 16, 2016
• 2386553 Audio or video doesn't start in a peer-to-peer or multiparty conference in Skype for Business Online Q2386553 KB2386553 December 16, 2016
• 2279117 An administrator can't add a domain to Office 365, Azure, or Intune Q2279117 KB2279117 December 16, 2016
• 3083635 ARCHIVED - Issues that occur when you use the Edge browser with Office 365 Q3083635 KB3083635 October 8, 2015
• 2921443 Azure Active Directory Sync tool stops syncing objects and event ID 0 is logged Q2921443 KB2921443 December 12, 2014
• 2707370 "AD FS Token-Signing certificate is not valid until {0}" error after you run the MOSDAL Support Toolkit Q2707370 KB2707370 July 9, 2014
• 2707369 "AD FS Token-Signing certificate found in a token does not match the certificate registered" error after you run the MOSDAL Support Toolkit Q2707369 KB2707369 July 9, 2014
• 2707368 "AD FS Token-Signing certificate is not valid" error after you run the MOSDAL Support Toolkit Q2707368 KB2707368 July 9, 2014
• 2855737 A Visio web drawing doesn't display in a Visio Web Access Web Part Q2855737 KB2855737 July 1, 2014
• 2727963 A user can't connect to Office 365 pre-upgrade services by using his or her email address Q2727963 KB2727963 June 19, 2014
• 2762067 A user's mailbox no longer exists in Office 365 pre-upgrade Q2762067 KB2762067 June 9, 2014
• 2870968 A SharePoint Online My Site doesn’t display information in the Recent Blog Posts Web Part Q2870968 KB2870968 October 10, 2013
• 2644423 "Access Denied" error message when you click the SharePoint Online Team Site link in the Office 365 portal Q2644423 KB2644423 September 6, 2013
• 2461859 A SharePoint Online document library displays another user's credentials after you modify a file Q2461859 KB2461859 September 6, 2013
• 2841616 Archived messages are forwarded during migration from Exchange Hosted Archiving to Exchange Online Q2841616 KB2841616 September 3, 2013
• 2830150 An Office 365 user's email address is added to the "To" box of a message when the user clicks Reply All Q2830150 KB2830150 May 31, 2013
• 2846136 Authentication types that are supported by the SharePoint Newsfeed app Q2846136 KB2846136 May 20, 2013
• 2714535 After you transition to Office 365 pre-upgrade from Business Productivity Online Suite, and you enable Exchange Online licenses, you don't get any email messages Q2714535 KB2714535 May 17, 2013
• 2709710 Actual mobile device security behavior does not reflect the settings in device security settings in the Office 365 portal Q2709710 KB2709710 February 28, 2013
• 2807673 "An unexpected error has occurred" error message when you try to add user permissions for a user on a SharePoint Online site Q2807673 KB2807673 February 27, 2013
• 2796622 “An Unexpected Error has occurred” message when you try to change the SharePoint Online master page from inside the "Look and Feel" section Q2796622 KB2796622 February 27, 2013
• 2536604 An embedded hyperlink to request access to a site collection in SharePoint Online isn't included in an "Access Denied" error message Q2536604 KB2536604 February 27, 2013
• 2461794 Authentication for federated users is slow or fails for Office 365 rich clients that use the AD FS 2.0 WS-Metadata Exchange (MEX) endpoint Q2461794 KB2461794 February 27, 2013
• 2423808 A URL isn't formatted as a hyperlink when you send or receive an instant message that contains a URL in Lync Online Q2423808 KB2423808 February 27, 2013
• 2791690 A red X is displayed after you edit a user's profile picture in the Office 365 SharePoint Online Tenant administration center Q2791690 KB2791690 December 5, 2012
• 2790388 A feature error is returned when you use a custom template to create a site collection or subsite in Office 365 SharePoint Online Q2790388 KB2790388 December 4, 2012
• 2790269 "An error occurred when trying to save the profile" error when an administrator saves a user profile in SharePoint Online tenant admin in Office 365 Q2790269 KB2790269 December 4, 2012
• 2790326 After you add an item to a Group Calendar on an Office 365 SharePoint Online site, the current user isn't added to Attendees field Q2790326 KB2790326 November 30, 2012
• 2738115 A delegate can't perform tasks as a delegate in Outlook after the transition from BPOS-S to Office 365 Q2738115 KB2738115 October 31, 2012
• 2000659 An Office 365 Kiosk user cannot access Outlook Web App immediately after the user's account is created Q2000659 KB2000659 September 14, 2012
• 2699846 A user's on-premises Active Directory account is locked out after the user connects to his or her Exchange Online mailbox and performs tasks in Outlook Q2699846 KB2699846 August 2, 2012
• 2666492 An Office 365 user or administrator forgot his or her password Q2666492 KB2666492 June 22, 2012
• 2544474 "An unexpected error has occurred" when you try to create or access a new Microsoft SharePoint Online site collection Q2544474 KB2544474 June 21, 2012
• 2651296 An Office 365 user or administrator forgot his or her password Q2651296 KB2651296 May 8, 2012
• 2576096 Adding an Office 365 Exchange Online account in Outlook 2011 for Mac results in error Account cannot be added Q2576096 KB2576096 May 4, 2012
• 2519503 A user's user name is unexpectedly preceded by "i:0#.f|membership" in a SharePoint site collection and in the User Profiles area of the SharePoint Online Administration Center in Office 365 Q2519503 KB2519503 August 3, 2011
• 2505026 A Federated user is repeatedly prompted for credentials, and then the user cannot connect to Microsoft Office 365 Q2505026 KB2505026 July 14, 2011
• 2201996 A tenant administrator cannot use the Exchange Control Panel to set message formatting type for External Contacts Q2201996 KB2201996 January 14, 2011
• 2249648 A Microsoft Online Services Connector update cannot be installed because another required update did not install Q2249648 KB2249648 January 13, 2011
• 2414714 Active Directory objects in Microsoft Online Services are not updated when you deactivate the Directory Synchronization tool Q2414714 KB2414714 January 11, 2011