Debian 9 (Stretch) is no longer supported as it has reached end-of-life status.
Basic mobile support has been added in this release. This is early stages and we'd very much appreciate your feedback and any reporting of bugs, to further improve the mobile experience
Features
Added basic support for mobile devices (#3166, #3141, #3142, #3157, #3155, #3120, and many more)
Added DNSSEC support for DNS domains (#2938)
Added support for MySQL 8 (for new installations) (#xxxx @xxxxx)
Added support for exim rate limiting in package definitions (#2920)
Added support for ssh keys for SFTP backups (#2906)