{ -brand-name-mozilla }’s pre-release versions of { -brand-name-firefox } are development platforms, frequently updated with experimental features. We collect more data in pre-release than what we do after release in order to understand how these experimental features are working. You can opt out of having this data collected in preferences.
{ -brand-name-mozilla } 的 { -brand-name-firefox } 预发布版本是开发平台，经常更新实验性功能。我们在预发布版本收集的数据比正式版更多，以便了解这些实验功能的工作原理。您可以在偏好设置中选择不收集这些数据。