Changes were applied to improve security. See ADV-2018-001, 2018-002, and 2018-003 in Security Bulletins for more details.
When searching for an Active Directory group from a secondary domain (i.e. specifying the name in SAMAccountName or UPN format) to import into Tableau Server, if you clicked Stop searching and import now the group would not be found due to the default domain being incorrectly appended to the group name.
Reduced the amount of time it took to export a view to PDF after the initial export.
When you used the Tableau Data Extract command-line utility to refresh an extract containing extract filters, an error would occur: Invalid field formula due to limitations in the data source error