Update Rollup 17 for Exchange 2010 Service Pack 3 is now available for direct download. It contains 5 documented new fixes or improvements and all previously released fixes and security updates for Exchange 2010 SP3. Note that mainstream support for Exchange 2010 has already ended.
Notable fixes and improvements are:
- This update includes the latest time zone updates.
- KB4014076: Migration ends and errors reported when you on-board or off-board a mailbox through Exchange Online in an Exchange Server 2010 hybrid environment.
- KB4013917: You cannot search in a shared mailbox through OWA in an Exchange Server 2010 Service Pack 3 (Update Rollup 15 or 16) environment.