
To apply the new OAB generation schedule, use this syntax: Get-ExchangeDiagnosticInfo -Process -Component VariantConfiguration -Argument Refresh Step 2: Use the Exchange Management Shell to apply the new OAB generation schedule

New-SettingOverride -Name "Mailbox01 OAB Generation Override" -Component TimeBasedAssistants -Section OABGeneratorAssistant -Parameters -Reason "Generate OAB every 2 hours" -Server Mailbox01 This example specifies the same OAB generation schedule, but only on the server named Mailbox01. New-SettingOverride -Name "OAB Generation Override" -Component TimeBasedAssistants -Section OABGeneratorAssistant -Parameters -Reason "Generate OAB every 2 hours" Override reason: Generate OAB every 2 hours Setting override name: "OAB Generation Override" (must be unique) This example specifies that the OAB is generated every two hours on all Exchange 2016 and Exchange 2019 servers in the organization that are responsible for generating OABs.
TIME FOR CHANGE BOOK UPDATE
In Exchange 2016 Cumulative Update 3 (CU3) or earlier, the Component parameter value is MailboxAssistants. This method is useful when you need to specify different OAB generation schedules on different Exchange servers. To configure the OAB generation schedule on a specific Exchange 2016 or Exchange 2019 Mailbox server, use the Server parameter and the name (not the fully qualified domain name or FQDN) of the server. To configure the OAB generation schedule on all Exchange 2016 and Exchange 2019 Mailbox servers in the Active Directory forest, don't use the Server parameter. To specify a value, use the syntax d.hh:mm:ss, where d = days, hh = hours, mm = minutes, and ss = seconds. To change the OAB generation schedule, use this syntax: New-SettingOverride -Name "" -Component TimeBasedAssistants -Section OABGeneratorAssistant -Parameters -Reason "" Step 1: Use the Exchange Management Shell to change the OAB generation schedule Change the offline address book generation scheduleĬhanging the OAB generation schedule is a two-step process: Visit the forums at: Exchange Server, Exchange Online, or Exchange Online Protection.


Having problems? Ask for help in the Exchange forums.
