微软推出紧急补丁 修复Win11严重BUG

Core Points - Microsoft has released an emergency out-of-band update KB5070773 to fix a critical bug in Windows 11 24H2/25H2 that prevents users from using USB keyboards and mice in the recovery environment [1][5]. - The previous cumulative update KB5066835 introduced several errors, notably preventing developers from accessing local network addresses and users from using input devices in the recovery environment [1][4]. - The inability to use keyboards and mice in the recovery environment is severe as it hinders users from performing essential recovery operations, such as system restore and reset [3][4]. Summary by Sections - Emergency Update: Microsoft has automatically pushed the out-of-band update KB5070773 to all users to ensure that they can operate in the recovery environment if a severe system failure occurs [1][5]. - Previous Update Issues: The cumulative update KB5066835 caused significant issues, including the inability to access localhost and the recovery environment's input device malfunction [1][4]. - Impact of Recovery Environment Bug: The bug in the recovery environment means that users may be forced to power off their devices if they cannot use their keyboards and mice, particularly affecting those using USB connections [4][6]. - Manual Update Download: Users can manually download the update KB5070773 if they are still able to access their systems [5][6].