我最近刚刚重新安装了 Windows 10 Pro，最初一切正常。但是，S3 Standby 不再可用。运行powercfg /a给出：
C:\WINDOWS\system32>powercfg /a
The following sleep states are available on this system:
Hibernate
The following sleep states are not available on this system:
Standby (S1)
The system firmware does not support this standby state.
Standby (S2)
The system firmware does not support this standby state.
Standby (S3)
The system firmware does not support this standby state.
Standby (S0 Low Power Idle)
The system firmware does not support this standby state.
Hybrid Sleep …