Huawei has not started shipping the Watch 3 or Watch 3 Pro to people yet, but it has already furnished the pair with a software update. The update brings several features to the two smartwatches, albeit only those that Huawei advertised at launch.
https://www.notebookcheck.net/The-Huawei-Watch-3-and-Watch-3-Pro-are-already-receiving-new-features-with-their-first-updates.545832.0.html