Official direct downloads for FileMaker Pro 16 are no longer publicly listed on the main Claris website as the product is unsupported. To secure a legitimate copy, you typically have two primary options:
Before downloading, ensure your Mac hardware and operating system are compatible with version 16. Using this software on unsupported macOS versions (like macOS Sequoia or Sonoma) may lead to crashes or data corruption. Filemaker Pro 16 Download Mac