Just in case you missed the email it is copied below. This is a bit of a last minute change with only a few days notice. Hopefully any UI changes are actually an improvement.
FBA and FDS members need to archive License keys by Sept 12, 2017.
FM official forum will only be available in English and Japanese from Sept 12, 2017.
To make it easier to find what you are looking for, the new FileMaker Community will have a streamlined design, navigation, and content. And with its responsive design, the new FileMaker Community will also work well on mobile devices.
Going forward, FileMaker Community Discussions will be only available in English and Japanese. If you prefer to participate in a local language forum, below are some third-party operated forums that may be of interest to you:
Español: http://www.udias.com/foro/ and https://www.linkedin.com/grp/home?gid=2271365
If you would like to continue participating in an official FileMaker forum, please visit our English FileMaker Community: https://community.filemaker.com/community/discussions/
FileMaker Business Alliance members and FileMaker Developer Subscribers:
License keys for previous versions of FileMaker Pro Advanced and the FileMaker Server Developer License will not be available in the FileMaker Community after the upgrade. If you need continued access to those versions, please archive your license keys by September 12, 2017. Visit the Access Benefits page (link: https://community.filemaker.com/apps/technet) to screenshot or copy and paste your license keys. Starting with the FileMaker 16 Platform, product license keys are delivered via the Electronic Software Distribution system. Contact email@example.com for additional information about this change.
The FileMaker Community Team