I can't log into any SQL 2016 or higher instance using wither Windows or SQL authentication.
We released SQL Query Store Optimizer v1.1.
This release supports Microsoft SQL Server 2017.
The download files are available at "https://www.idera.com/productssolutions/freetools/sql-query-store-optimizer/registrationform".
The version numbers and dates of the latest releases of the free tools are available at "http://community.idera.com/free-tool-forums/f/forum/23176/kb-what-are-the-latest-versions-and-release-dates-of-the-free-tools".