这个是
56.0.2 的release note
https://goo.gl/iJFQtX
fixed：
Disable Form Autofill completely on user request (Bug 1404531)
Fix for video-related crashes on Windows 7 (Bug 1409141)
Correct detection for 64-bit GSSAPI authentication (Bug 1409275)
Fix for shutdown crash (Bug 1404105)
我也没收到56.0.1的更新，直接到56.0.2。