FIXED: msExchHideFromAddressLists not syncing to Office 365 via ADConnect

This article is for you if

• You are trying to get the attribute msExchHideFromAddressLists to sync to Office 365 via AD Connect
• You have upgraded from dirsync  to AD Connect and now msExchHideFromAddressLists does not sync to Office 365

Issue / Fault definition

• The attribute msExchHideFromAddressLists will not sync to Office 365 using AD Connect

Known / associated error messages

• None

Known Fixes / Solutions

• Populate the mailNickname attribute in Active directory with a value

Mitigation

• Ensure all user accounts that are being synced have their mailNickname attribute populated.

Prerequisites

• Exchange schema update installed on your domain

External Links

• Syncing Exchange attributes after upgrading from dirsync to AADConnect | Blog (michev.info)
• Changes to msExchangeHiddenFromAddressList not updated – Exchange | Microsoft Docs

Words of caution

You are reading this guide with the knowledge that anything provided here is given as is, we do not hold any responsibility for damage or loss of property, customers, profits and or loss of data.

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