Wake Timers and Task Schedules do not trigger in S0 Power State or when on Battery

[Robert09H]

After many hours of testing with a Dell Latitude Laptop (5520) I have isolated a number of issues and not sure if these can be resolved in the OS.1) Task Schedules and Wake Timers fail to trigger from the Modern Standby S0 power sate.2) My device has no support for S1-S3. I disabled S0 state to stop the system entering this. So only Hibernate and Off is available.3) Task Scheduler and Wake Timers fail to trigger for the Hibernate S4 power state when there is no AC power. They work reliably when there is AC power.Any help or assistance would be greatly appreciated.

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