Exchange Server 2016 articles, fixes and updates - October 2020

This list contains all of the known Microsoft Knowledge Base articles, howtos, fixes, hotfixes, webcasts and updates of Microsoft Exchange Server 2016 that have been released in October 2020. The list is daily updated.

• 4131514 "Active Directory property ‎'homeMDB‎' isn't writeable on recipient" error when moving a mailbox to Office 365 Q4131514 KB4131514 October 24, 2020
• 4057368 Unexpected Archive folder appears in Outlook after installing Exchange Server 2016 CU7 Q4057368 KB4057368 October 24, 2020
• 4577438 Autodiscover v2 returns InternalURL not ExternalURLs in other site Q4577438 KB4577438 October 23, 2020
• 4577352 Description of the security update for Microsoft Exchange Server 2019 and 2016: September 8, 2020 Q4577352 KB4577352 October 23, 2020
• 4576651 Can't join Teams meetings from Surface Hub devices after installing Exchange Server 2019 CU5 or Exchange Server 2016 CU16 Q4576651 KB4576651 October 23, 2020
• 4576650 Can't add remote mailbox when setting email forwarding in Exchange Server 2019 or 2016 Hybrid environment Q4576650 KB4576650 October 23, 2020
• 4576649 System.InvalidCastException when you change passwords in Outlook on the web in Exchange Server 2019 and 2016 Q4576649 KB4576649 October 23, 2020
• 4570255 NullReferenceException occurs when you run TestFederationTrust in Exchange Server 2019 and 2016 Q4570255 KB4570255 October 23, 2020
• 4570254 MSExchangeMapiMailboxAppPool causes prolonged 100% CPU in Exchange Server 2019 and 2016 Q4570254 KB4570254 October 23, 2020
• 4570253 CompletedWithErrors without details for mailbox migration batches in Exchange Server 2019 and 2016 Q4570253 KB4570253 October 23, 2020
• 4570252 Intermittent poison messages due to NotInBagPropertyErrorException in Exchange Server 2019 and 2016 Q4570252 KB4570252 October 23, 2020
• 4570251 Inbox rule applying a personal tag doesn't stamp RetentionDate in Exchange Server 2019 and 2016 Q4570251 KB4570251 October 23, 2020
• 4570248 Get-CASMailbox uses wrong LDAP filter for ECPEnabled in Exchange Server 2019 and 2016 Q4570248 KB4570248 October 23, 2020
• 4570247 CSV log of Discovery export fails to properly escape target path field in Exchange Server 2019 and 2016 Q4570247 KB4570247 October 23, 2020
• 4570246 EdgeTransport crashes with Event ID 1000 (exception code 0xc00000fd) in Exchange Server 2019 and 2016 Q4570246 KB4570246 October 23, 2020
• 4570245 ESEUtil /p fails if any long value (LV) is corrupted in Exchange Server 2019 and 2016 Q4570245 KB4570245 October 23, 2020
• 4563416 Can't view Online user free/busy status in Exchange Server 2019 and 2016 Q4563416 KB4563416 October 23, 2020
• 4559446 Changes to Outlook on the web blocked file extensions and MIME types in Exchange Server 2019 and 2016 Q4559446 KB4559446 October 23, 2020
• 4559443 Managed Folder Assistant fails with Event ID 9004 NotInBagPropertyErrorException in Exchange Server 2019 and 2016 Q4559443 KB4559443 October 23, 2020
• 4559442 2080 Events caused by empty values in HKLM\SYSTEM\CurrentControlSet\Services\MSExchange ADAccess\Instance0 in Exchange Server 2019 and 2016 Q4559442 KB4559442 October 23, 2020
• 4559441 Foreign language characters set in RejectMessageReasonText of a transport rule aren't shown correctly in Exchange Server 2019 and 2016 Q4559441 KB4559441 October 23, 2020
• 4559440 Export to a PST for an eDiscovery search fails in Exchange Server 2019 and 2016 Q4559440 KB4559440 October 23, 2020
• 4559439 EAS creates failure report if a message with unknown recipients is in Drafts in Exchange Server 2019 and 2016 Q4559439 KB4559439 October 23, 2020
• 4559438 Edge Transport server hangs in Exchange Server 2019 and 2016 Q4559438 KB4559438 October 23, 2020
• 4559437 PR_RECIPIENT_ENTRYID is computed if no email address or type in Exchange Server 2019 and 2016 Q4559437 KB4559437 October 23, 2020
• 4559436 Attachments with properties (like Azure Information Protection labels) don't always match in Exchange Server 2019 and 2016 Q4559436 KB4559436 October 23, 2020
• 4559435 Introduce an OrganizationConfig flag to enable or disable recipient read session in Exchange Server 2019 and 2016 Q4559435 KB4559435 October 23, 2020
• 4551450 Calls from Teams to Exchange Server 2016 Unified Messaging voice mail fail Q4551450 KB4551450 October 23, 2020
• 4549689 HMA EvoSTS certificate rollover causes authentication prompts due to stalled key on worker process spawn (warmup phase) in Exchange Server 2019 and 2016 Q4549689 KB4549689 October 23, 2020
• 4547723 Can't sign in to Office 365 if configuring hybrid with Chrome SameSite Cookie enabled in Exchange Server 2019 and 2016 Q4547723 KB4547723 October 23, 2020
• 4547722 Can’t go from Office 365 to Enterprise in Exchange Server 2019 or 2016 Exchange admin center (EAC) if Chrome SameSite Cookie is enabled Q4547722 KB4547722 October 23, 2020
• 4547716 Event ID 1325 and Test-ExchangeSearch crashes application pool with NullReferenceException in Exchange Server 2016 Q4547716 KB4547716 October 23, 2020
• 4547715 New created search folder retention policy is changed in Exchange Server 2019 or 2016 Q4547715 KB4547715 October 23, 2020
• 4547714 Can't add remote shared mailbox by using ECP into distribution group in Exchange Server 2019 and 2016 hybrid environment Q4547714 KB4547714 October 23, 2020
• 4547713 IsOnlineMeeting is always false for Teams-only meetings in Exchange Server 2019 and 2016 Q4547713 KB4547713 October 23, 2020
• 4547712 Outlook on the web (OWA) exposes junk operations even if disabled via OwaMailboxPolicy in Exchange Server 2019 and 2016 Q4547712 KB4547712 October 23, 2020
• 4547711 Public folder permissions aren’t applied from Outlook in Exchange Server 2019 or 2016 hybrid environment Q4547711 KB4547711 October 23, 2020
• 4547710 New-MailboxSearch with In-Place Hold enabled replaces all values in msExchUserHoldPolicies if adding a value in Exchange Server 2019 and 2016 Q4547710 KB4547710 October 23, 2020
• 4547709 InternetWebProxyBypassList is ignored by Mailbox Replication service in Exchange Server 2019 and 2016 Q4547709 KB4547709 October 23, 2020
• 4547708 Elevation of privileges possible when Active Directory permissions role is granted in Exchange Server 2019 and 2016 Q4547708 KB4547708 October 23, 2020
• 4547707 Enable piping for Restore-RecoverableItems in Exchange Server 2019 and 2016 Q4547707 KB4547707 October 23, 2020
• 4547706 Birthday isn't correctly synced to iOS native mail app in Exchange Server 2019 and 2016 Q4547706 KB4547706 October 23, 2020
• 4547705 Authentication loop between msft.sts.microsoft.com/adfs and OWA in Exchange Server 2019 and 2016 Q4547705 KB4547705 October 23, 2020
• 4540123 Description of the security update for Microsoft Exchange Server 2019 and 2016: March 10, 2020 Q4540123 KB4540123 October 23, 2020
• 4536987 Description of the security update for Microsoft Exchange Server 2019 and 2016: February 11, 2020 Q4536987 KB4536987 October 23, 2020
• 4532747 Address list separation is not working for a user without a mailbox in Exchange Server 2019 and 2016 Q4532747 KB4532747 October 23, 2020
• 4532190 Autodiscover Event ID 1 after installing Exchange Server 2019 CU3 or Exchange Server 2016 CU14 Q4532190 KB4532190 October 23, 2020
• 4528696 Exchange PowerShell cmdlets take longer time to run in Exchange Server 2019 and 2016 Q4528696 KB4528696 October 23, 2020
• 4528695 Event ID 4009 when using SubjectOrBodyMatchesPatterns on Edge server in Exchange Server 2019 and 2016 Q4528695 KB4528695 October 23, 2020
• 4528694 Can't open .ics file in Outlook on the web in Exchange Server 2019 and 2016 Q4528694 KB4528694 October 23, 2020
• 4528693 Get-CalendarDiagnosticLog is proxied for queries within the same forest in Exchange Server 2019 and 2016 Q4528693 KB4528693 October 23, 2020
• 4528692 "A parameter was specified that isn't valid" error when creating transport rule in Exchange Server 2019 and 2016 Q4528692 KB4528692 October 23, 2020
• 4528690 Can't move or delete folder in Outlook online mode if the destination has a folder with the same name in Exchange Server 2019 and 2016 Q4528690 KB4528690 October 23, 2020
• 4528689 Outlook on the web shows MailTip when recipients equal the large audience size in Exchange Server 2019 and 2016 Q4528689 KB4528689 October 23, 2020
• 4528688 Only one recipient shows when saving draft by using Exchange ActiveSync version 16.0 in Exchange Server 2019 and 2016 Q4528688 KB4528688 October 23, 2020
• 4528687 NotificationClient logs aren't purged and consume lots of disk in Exchange Server 2019 and 2016 Q4528687 KB4528687 October 23, 2020
• 4523519 Set-SendConnector doesn't work for Exchange Server in hybrid scenarios with Edge Server installed Q4523519 KB4523519 October 23, 2020
• 4523171 Description of the security update for Microsoft Exchange Server 2019, 2016, and 2013: November 12, 2019 Q4523171 KB4523171 October 23, 2020
• 4520319 S/MIME signed reply draft behaves like the first message in conversation in Exchange Server 2019 and 2016 Q4520319 KB4520319 October 23, 2020
• 4515276 Room mailbox accepts a meeting as “Free” if a booking delegate is set in Exchange Server 2019 and 2016 Q4515276 KB4515276 October 23, 2020
• 4515275 Enable Get/Restore-RecoverableItems to work with Purges folder in Exchange Server 2019 and 2016 Q4515275 KB4515275 October 23, 2020
• 4515274 AutodiscoverV2 request returns REST API endpoint not AutoDiscoverV1 endpoint in Exchange Server 2019 and 2016 Q4515274 KB4515274 October 23, 2020
• 4515273 Mailbox auditing fails when you use SHA1Managed in Exchange Server 2019 and 2016 Q4515273 KB4515273 October 23, 2020
• 4515272 Message is blocked in “SMTP Delivery to Mailbox” queue if exchange server is added in groups of a child domain in Exchange Server 2019 and 2016 Q4515272 KB4515272 October 23, 2020
• 4515271 Can’t convert a migrated remote user mailbox to shared in Exchange Server 2019 and 2016 Q4515271 KB4515271 October 23, 2020
• 4515270 SubmissionQueueLengthMonitor shows “System.ArgumentException: Transition timeout…” in Exchange Server 2019 and 2016 Q4515270 KB4515270 October 23, 2020
• 4515269 SentToMemberOf shows every recipient type not distribution groups when you create transport rule in Exchange Server 2019 and 2016 Q4515269 KB4515269 October 23, 2020
• 4515267 NDR occurs when you resend message from alternate journaling mailbox to journaling mailbox in Exchange Server 2019 and 2016 Q4515267 KB4515267 October 23, 2020
• 4515266 Infinite loop in Recurrence.GetNumberOfYearsBetween() with the Japanese calendar in Exchange Server 2019 and 2016 Q4515266 KB4515266 October 23, 2020
• 4515265 Removing In-Place Hold doesn't work for mailboxes in different domains in Exchange Server 2019 and 2016 Q4515265 KB4515265 October 23, 2020
• 4515264 FindPeople request from Skype for Business on Mac fails with "Invalid Shape Specification" in Exchange Server 2019 and 2016 Q4515264 KB4515264 October 23, 2020
• 4515263 Hide the "Validate-MailFlowThroughFrontDoor" command for Exchange Server 2019 and 2016 Q4515263 KB4515263 October 23, 2020
• 4515262 Enable Remove-MobileDevice to delete mobile devices after migrating to Office 365 from Exchange Server 2019 and 2016 Q4515262 KB4515262 October 23, 2020
• 4515261 Can't copy eDiscovery search results for mailboxes with Exchange online archives in Office 365 in Exchange Server 2019 and 2016 Q4515261 KB4515261 October 23, 2020
• 4515257 Hash mismatch is reported for Exchange DLLs in the bin directory of Exchange Server 2019 and 2016 Q4515257 KB4515257 October 23, 2020
• 4515256 “The function cannot be performed…” error when you send a message that’s open for a long time in Exchange Server 2016 Q4515256 KB4515256 October 23, 2020
• 4515255 “X-InnerException: Microsoft.Mapi.MapiExceptionRpcServerTooBusy” error when you try to use a mailbox in Exchange Server 2016 Q4515255 KB4515255 October 23, 2020
• 4515254 Event 1009 frequently occurs in application logs for lagged database copies in Exchange Server 2016 Q4515254 KB4515254 October 23, 2020
• 4509409 Description of the security update for Microsoft Exchange Server 2013 and 2016: July 9, 2019 Q4509409 KB4509409 October 23, 2020
• 4502159 Adding or removing mailbox permission in EAC doesn't address the msExchDelegateListLink attribute in Exchange Server 2019 and 2016 Q4502159 KB4502159 October 23, 2020
• 4502158 SyncFolderItems contains duplicated ReadFlagChange items in Exchange Server 2019 and 2016 Q4502158 KB4502158 October 23, 2020
• 4502157 The Find command not returning the HasAttachments element in Exchange Server 2019 and 2016 Q4502157 KB4502157 October 23, 2020
• 4502156 Audit logs aren’t updated when "-WhatIf" is used as $false in the command in Exchange Server 2019 and 2016 Q4502156 KB4502156 October 23, 2020
• 4502155 "The primary SMTP address must be specified when referencing a mailbox" error when you use impersonation in Exchange Server 2019 and 2016 Q4502155 KB4502155 October 23, 2020
• 4502154 Providing information for administrators when auto forward limit is reached in Exchange Server 2019 and 2016 Q4502154 KB4502154 October 23, 2020
• 4502141 Appointment that’s created by responding to an email message doesn’t show in any Outlook calendar views in Exchange Server 2019 and Exchange Server 2016 Q4502141 KB4502141 October 23, 2020
• 4502140 Can't preview an eDiscovery search when there are multiple domains in Exchange Server 2019 and Exchange Server 2016 Q4502140 KB4502140 October 23, 2020
• 4502136 The response of FETCH (BODYSTRUCTURE) command of IMAP violates RFC 3501 in Exchange Server 2019 and 2016 Q4502136 KB4502136 October 23, 2020
• 4502133 Can't use Outlook on the web to reply a partner email through mutual TLS in Exchange Server 2019 and 2016 Q4502133 KB4502133 October 23, 2020
• 4502132 Can't reply to old emails after migration even though old legacyExchangeDN is set to migrated mailbox in Exchange Server 2019 and 2016 Q4502132 KB4502132 October 23, 2020
• 4502131 "TLS negotiation failed with error UnknownCredentials" error after you update TLSCertificateName on Office 365 send connector in Exchange Server hybrid environment Q4502131 KB4502131 October 23, 2020
• 4499503 Heavy traffic because of restriction created when organization forms library has more than 500 items in Exchange Server 2019 and 2016 Q4499503 KB4499503 October 23, 2020
• 4490060 Exchange Web Services Push Notifications can be used to gain unauthorized access Q4490060 KB4490060 October 23, 2020
• 4490059 Reducing permissions required to run Exchange Server when you use the Shared Permissions Model Q4490059 KB4490059 October 23, 2020
• 4488398 "The Microsoft Exchange Replication service may not be running on server" error when you add a mailbox database copy in Exchange Server 2019 Q4488398 KB4488398 October 23, 2020
• 4488396 Can't search any results in manually added shared mailbox in Outlook in Exchange Server 2019 and 2016 Q4488396 KB4488396 October 23, 2020
• 4488268 Disable the irrelevant Query logs that're created in Exchange Server 2019 and 2016 Q4488268 KB4488268 October 23, 2020
• 4488267 Test-OAuthConnectivity always fails when Exchange Server uses proxy to connect to Internet in Exchange Server 2019 and 2016 Q4488267 KB4488267 October 23, 2020
• 4488266 Client application doesn't honor EwsAllowList in Exchange Server 2019 and 2016 Q4488266 KB4488266 October 23, 2020
• 4488265 "There are problems with the signature" error occurs for digital signature message if attachment filtering is enabled in Exchange Server 2019 and 2016 Q4488265 KB4488265 October 23, 2020
• 4488264 Mailbox that has a bad move request can't be cleaned up from destination mailbox database in Exchange Server 2019 and 2016 Q4488264 KB4488264 October 23, 2020
• 4488263 X-MS-Exchange-Organization-BCC header isn't encoded correctly in Exchange Server 2019 and 2016 Q4488263 KB4488263 October 23, 2020
• 4488262 Delivery Reports exception when tracking a meeting request that's sent with a room resource in Exchange Server 2019 and 2016 Q4488262 KB4488262 October 23, 2020
• 4488261 Event ID 1002 when the store worker process crashes in Exchange Server 2019 and 2016 Q4488261 KB4488261 October 23, 2020
• 4488260 New-MailboxExportRequest and New-MailboxImportRequest don't honor RBAC management scope in Exchange Server 2019 and 2016 Q4488260 KB4488260 October 23, 2020
• 4488259 MailTip shows wrong number of users for a distribution group if the users are in different domains in Exchange Server 2019 and 2016 Q4488259 KB4488259 October 23, 2020
• 4488258 OAuth authentication is removed when you save MAPI virtual directory settings in EAC in Exchange Server 2019 and 2016 Q4488258 KB4488258 October 23, 2020
• 4488080 New-MigrationBatch doesn't honor RBAC management scope in Exchange Server 2019 and 2016 Q4488080 KB4488080 October 23, 2020
• 4488079 Exchange Server 2016 allows adding Exchange Server 2019 mailbox server into a same DAG and vice versa Q4488079 KB4488079 October 23, 2020
• 4488078 Public folder contact lists don't show contact's profile picture in Outlook on the web in Exchange Server 2019 and 2016 Q4488078 KB4488078 October 23, 2020
• 4488077 Can't configure voice mail options when user is in different domain in Exchange Server 2016 Q4488077 KB4488077 October 23, 2020
• 4488076 Outlook on the Web can't be loaded when users use an invalid Windows language in Exchange Server 2019 and 2016 Q4488076 KB4488076 October 23, 2020
• 4487603 "The action cannot be completed" error when you select many recipients in the Address Book of Outlook in Exchange Server 2016 and 2013 Q4487603 KB4487603 October 23, 2020
• 4487596 Emails are blocked in moderator mailbox Outbox folder when you send large volumes of emails in Exchange Server 2019 and 2016 Q4487596 KB4487596 October 23, 2020
• 4487591 The recipient scope setting doesn't work for sibling domains when including OUs in the scope in Exchange Server 2019 and 2016 Q4487591 KB4487591 October 23, 2020
• 4468741 Description of the security update for the tampering vulnerability in Microsoft Exchange Server 2016: December 11, 2018 Q4468741 KB4468741 October 23, 2020
• 4468363 MRM does not work for mailboxes that have an online archive mailbox in Exchange Server Q4468363 KB4468363 October 23, 2020
• 4459847 Can't send S/MIME encrypted mail or update the S/MIME control from Outlook on the web in Exchange Server 2016 Q4459847 KB4459847 October 23, 2020
• 4456259 Exchange Server 2016 user can't access a shared calendar from Exchange Server 2013 Q4456259 KB4456259 October 23, 2020
• 4456250 Users can download and view attachments that exceed the maximum attachment size setting in mobile device mailbox policy in Exchange Server 2016 Q4456250 KB4456250 October 23, 2020
• 4456249 Message tracking logs can't be fully indexed in Exchange Server 2016 Q4456249 KB4456249 October 23, 2020
• 4456245 Event ID 4999 and NullReferenceException when the New-MailboxRestoreRequest and New-MailboxExportRequest cmdlets fail in Exchange Server 2016 Q4456245 KB4456245 October 23, 2020
• 4456244 Public folder forwards the new item that you create in Exchange Server 2016 Q4456244 KB4456244 October 23, 2020
• 4456241 You receive a meeting request that has a "not supported calendar message.ics" attachment in Exchange Server 2016 Q4456241 KB4456241 October 23, 2020
• 4456240 "CrimsonProbe has been poisoned repeatedly" error when migrating mailboxes to Exchange Server 2016 Q4456240 KB4456240 October 23, 2020
• 4456239 New-MailboxRepairRequest doesn't honor RBAC RecipientWriteScope restrictions in Exchange Server 2016 Q4456239 KB4456239 October 23, 2020
• 4456234 Email can't be delivered when the subject has an unknown character set in Exchange Server 2016 Q4456234 KB4456234 October 23, 2020
• 4456233 UAPStatisticsLog and RecordReview are created on the D drive after you deploy Exchange Server 2016 Q4456233 KB4456233 October 23, 2020
• 4456232 Outlook on the web enters an authentication loop when you use device registration in Exchange Server 2016 Q4456232 KB4456232 October 23, 2020
• 4456231 AdvancedDataGovernanceLogs is created on the D drive after deploying Exchange Server 2016 Q4456231 KB4456231 October 23, 2020
• 4456230 Component/protocol level bypass option for InternetWebProxy to avoid unnecessary proxy traffic within internal networks Q4456230 KB4456230 October 23, 2020
• 4456229 Irrelevant management role entries without parameters are displayed in Exchange Server 2016 Q4456229 KB4456229 October 23, 2020
• 4456228 Add an option to control UseAscReqNoToken through app configuration for Exchange Server 2016 Q4456228 KB4456228 October 23, 2020
• 4456226 Require SSL setting of MAPI virtual directory is reset after you install a cumulative update of Exchange Server 2016 Q4456226 KB4456226 October 23, 2020
• 4456225 The image in a signature that's created in Outlook on the web isn't visible to external users in Exchange Server 2016 Q4456225 KB4456225 October 23, 2020
• 4294212 Cannot send VBScript-created messages in the Outlook 2016 client Q4294212 KB4294212 October 23, 2020
• 4294211 Cannot run “Set-CalendarProcessing” cmdlets after you apply CU8 or CU9 for Exchange Server 2016 Q4294211 KB4294211 October 23, 2020
• 4294210 Cannot edit an email attachment in OWA in an Exchange Server 2016 environment Q4294210 KB4294210 October 23, 2020
• 4294209 Cannot clear the “Maximum message size” check box for Send messages or Receive messages in EAC in Exchange Server 2016 Q4294209 KB4294209 October 23, 2020
• 4294208 "TooManyObjectsOpenedException" error when you run the "Get-PublicFolderMailboxDiagnostics" cmdlet in Exchange Server Q4294208 KB4294208 October 23, 2020
• 4294204 Changing "IsOutOfService" to "False" in an earlier Exchange Server version does not immediately update in a later Exchange Server environment Q4294204 KB4294204 October 23, 2020
• 4133620 “HTTP 500 due to ADReferralException” when a user tries to view detail properties of mailboxes in a child domain in Exchange Server Q4133620 KB4133620 October 23, 2020
• 4133605 Cmdlets to create or modify a remote shared mailbox in an on-premises Exchange environment Q4133605 KB4133605 October 23, 2020
• 4099849 Can't remove a mobile device through OWA options in Exchange Server 2016 Q4099849 KB4099849 October 23, 2020
• 4095993 HTTP 500 error when an administrator tries to manage regional settings in ECP on Windows Server 2016 Q4095993 KB4095993 October 23, 2020
• 4095974 “System.InvalidOperationException” occurs when the "Enable-MailPublicFolder" cmdlet is run against a public folder in Exchange Server Q4095974 KB4095974 October 23, 2020
• 4095973 Set-ServerComponentState cmdlet does not honor the write scope defined in the RBAC management scope in Exchange Server Q4095973 KB4095973 October 23, 2020
• 4095967 CultureNotFoundException when you select an LCID 4096 language in Exchange Server 2016 Q4095967 KB4095967 October 23, 2020
• 4091453 Update improves linguistics features and CJK handling for search in Exchange Server 2016 Q4091453 KB4091453 October 23, 2020
• 4077924 Store Worker process crashes when you move, restore, or repair mailboxes that have issues with the logical index within the database in Exchange Server 2016 Q4077924 KB4077924 October 23, 2020
• 4077655 Event ID 258 "Unable to determine the installed file" after you uninstall Windows PowerShell 2.0 Q4077655 KB4077655 October 23, 2020
• 4076741 Incorrect NDR when an administrator deletes a message from a queue in Exchange Server 2016 Q4076741 KB4076741 October 23, 2020
• 4076520 MatchSubdomains isn't usable for Set-AcceptedDomain in Exchange Server 2016 Q4076520 KB4076520 October 23, 2020
• 4076516 Email message body is garbled when the Russian version of Outlook is used in Exchange Server 2016 Q4076516 KB4076516 October 23, 2020
• 4074871 Exchange Server guidance to protect against speculative execution side-channel vulnerabilities Q4074871 KB4074871 October 23, 2020
• 4073531 CultureNotFoundException when selecting an LCID 4096 language in OWA for Exchange Server 2016 Q4073531 KB4073531 October 23, 2020
• 4073214 Can't enable OWA offline access in Exchange Server 2016 Q4073214 KB4073214 October 23, 2020
• 4073114 "ADOperationException" error when OWA text verification fails in Exchange Server 2016 Q4073114 KB4073114 October 23, 2020
• 4073111 Can't access a CAS website such as OWA/ECP/Autodiscover in Exchange Server 2016 Q4073111 KB4073111 October 23, 2020
• 4073110 You can't access OWA or ECP after you install Exchange Server 2016 CU8 Q4073110 KB4073110 October 23, 2020
• 4073109 Search-MailboxAuditLog -ShowDetails not showing all messages in Exchange Server 2016 Q4073109 KB4073109 October 23, 2020
• 4073108 “There was a problem loading your options” error when a user accesses OWA Voice Mail options in Exchange Server 2016 Q4073108 KB4073108 October 23, 2020
• 4073107 Language can't be changed when a user from a child domain tries to change language in OWA Q4073107 KB4073107 October 23, 2020
• 4073104 PIN can be reset on a Unified Messaging (UM)-enabled mailbox for a user outside a scoped OU Q4073104 KB4073104 October 23, 2020
• 4073098 The ETS and EXS groups are incorrectly granted “SeDebugPrivilege” in Exchange Server 2016 on-premises Q4073098 KB4073098 October 23, 2020
• 4073097 Monitoring probes of ECP.Proxy health checks fail on all CAS roles in Exchange Server 2013 and 2016 Q4073097 KB4073097 October 23, 2020
• 4073095 "550 5.6.0 CAT.InvalidContent.Exception" and email isn't delivered in Exchange Server 2016 and 2013 Q4073095 KB4073095 October 23, 2020
• 4073094 Emails outside a UID range are returned when you request for emails by using IMAP Q4073094 KB4073094 October 23, 2020
• 4058401 Administrator audit logging does not record Set-ServerComponentState cmdlet details in Exchange Server 2013 or 2016 environment Q4058401 KB4058401 October 23, 2020
• 4058399 Disabling a mailbox can't remove legacyExchangeDN from user's properties in Exchange Server 2016 Q4058399 KB4058399 October 23, 2020
• 4058384 Get-CalendarDiagnosticAnalysis shows DateTime in 12-hour clock in Exchange Server 2016 and 2013 Q4058384 KB4058384 October 23, 2020
• 4058383 Exchange Control Panel (ECP) redirection fails in Exchange Server 2016 Q4058383 KB4058383 October 23, 2020
• 4058382 Can't retrieve time slot information about private calendar items as a delegate on another user's account in Exchange Server 2016 Q4058382 KB4058382 October 23, 2020
• 4058379 All cross-forest meeting updates have to be accepted again in Exchange Server 2016 and 2013 Q4058379 KB4058379 October 23, 2020
• 4058373 "A parameter cannot be found" error when you run Install-AntiSpamAgents.ps1 in Exchange Server 2016 CU7 Q4058373 KB4058373 October 23, 2020
• 4058372 Blank page in Exchange Admin Center Audit Log in Exchange Server 2016 Q4058372 KB4058372 October 23, 2020
• 4058297 Hybrid free/busy lookups fail between Exchange Server 2016 CU8 and O365 Q4058297 KB4058297 October 23, 2020
• 4057290 Incorrect user is returned in the ECP when one user's display name matches another user's alias Q4057290 KB4057290 October 23, 2020
• 4057248 Many Watson reports for StoragePermanentException in Exchange Server 2016 Q4057248 KB4057248 October 23, 2020
• 4057216 Health mailbox's password is exposed in logs for a failed probe in Exchange Server 2016 and 2013 Q4057216 KB4057216 October 23, 2020
• 4056609 Event ID 4999 and mailbox transport delivery service won't start with Exchange Server 2016 CU7 installed Q4056609 KB4056609 October 23, 2020
• 4056329 Can't access EWS from Outlook/OWA add-ins via makeEwsRequestAsync in Exchange Server 2016 and Exchange Server 2013 Q4056329 KB4056329 October 23, 2020
• 4055953 The recipient scope setting doesn't work for sibling domains in Exchange Server 2016 Q4055953 KB4055953 October 23, 2020
• 4055433 User is added to an entire series when accepting a single instance through Exchange ActiveSync Q4055433 KB4055433 October 23, 2020
• 4054516 "Your request can't" error when accessing an archive mailbox via OWA in Exchange Server 2016 Q4054516 KB4054516 October 23, 2020
• 4054513 Mailbox usage status bar in OWA displays incorrect mailbox usage Q4054513 KB4054513 October 23, 2020
• 4040754 "Update UseDatabaseQuotaDefaults to false" error occurs when you change settings of user mailbox in Exchange Server 2016 Q4040754 KB4040754 October 23, 2020
• 4040121 You receive a corrupted attachment if email is sent from Outlook that connects to Exchange Server in cache mode Q4040121 KB4040121 October 23, 2020
• 4036163 You can't access OWA or ECP after you install Exchange Server 2016 CU6 Q4036163 KB4036163 October 23, 2020
• 4036108 Description of the security update for Microsoft Exchange: September 12, 2017 Q4036108 KB4036108 October 23, 2020
• 4024658 The EAS web.config file is not updated on the CAFE server during a build-to-build upgrade Q4024658 KB4024658 October 23, 2020
• 4024654 POP/IMAP clients can't log on with NTLM when Alias and SamAccountName are different in Exchange Server 2016 Q4024654 KB4024654 October 23, 2020
• 4024653 Active Monitoring probes fail when you use a new accepted domain as the default domain in Exchange Server 2016 Q4024653 KB4024653 October 23, 2020
• 4024652 Repeated IMAP SEARCH BODY requests may not return newly delivered messages in Exchange Server Q4024652 KB4024652 October 23, 2020
• 4024651 The "MessageRetrievalMimeFormat" setting isn't honored for plain text-only email messages in IMAP in Exchange Server Q4024651 KB4024651 October 23, 2020
• 4024650 Emoji is displayed as question marks in iOS clients in an Exchange Server environment Q4024650 KB4024650 October 23, 2020
• 4024649 The Read or Unread flag isn't synchronized correctly after you turn off an ActiveSync device overnight in Exchange Server Q4024649 KB4024649 October 23, 2020
• 4024648 A new contact in OWA may be merged into an existing contact in Exchange Server 2016 Q4024648 KB4024648 October 23, 2020
• 4023758 Exchange 2016 RPC Client Access service experiences high CPU usage or a memory leak Q4023758 KB4023758 October 23, 2020
• 4019883 "Search root's domain... is different from the scope root's domain" error when you try to change a password in OWA on Exchange Server 2016 Q4019883 KB4019883 October 23, 2020
• 4019534 You can’t update a mailbox if double-coded characters are included in Exchange Server 2016 Q4019534 KB4019534 October 23, 2020
• 4018588 Description of the security update for Microsoft Exchange: July 11, 2017 Q4018588 KB4018588 October 23, 2020
• 4018381 Description of the security update for SharePoint Server 2016: May 8, 2018 Q4018381 KB4018381 October 23, 2020
• 4015665 FIX: SyncDelivery logging folders and files are created in wrong location in Exchange Server 2016 Q4015665 KB4015665 October 23, 2020
• 4015664 FIX: A category name that has different case-sensitivity than an existing name is not created in Exchange Server 2016 Q4015664 KB4015664 October 23, 2020
• 4015663 FIX: "The message content has become corrupted" exception when email contains a UUE-encoded attachment in Exchange Server 2016 Q4015663 KB4015663 October 23, 2020
• 4015662 Deleted inline picture is displayed as an attachment after you switch a message to plain text in Exchange Server 2016 Q4015662 KB4015662 October 23, 2020
• 4015213 Email is still sent to the Inbox when the sender is deleted from the trusted contacts list in Exchange Server 2016 Q4015213 KB4015213 October 23, 2020
• 4012994 PostalAddressIndex property isn't returning the correct value in Exchange Server 2016 Q4012994 KB4012994 October 23, 2020
• 4131512 Get-Help cmdlet for Exchange Server 2016 fails on Windows Server 2016 Q4131512 KB4131512 October 22, 2020