https://www.murgee.com/monitor-controller/ Use Monitor Controller Software to Turn Off Monitor Daily at specific time on weekdays / daily, There are other Computer control options available in this Monitor Controller Software like Lock the PC, etc. You can also Turn On Monitor at Specific Time configurable with Weekdays and Daily Option. This Monitor Controller Utility can be really handy when you wish to save Power of Display Monitor(s) connected to a Windows Computer.
Note that Turning Monitor(s) ON can be done by Moving Mouse, Pressing Keystrokes, by any other Software and trigger by connected Hardware Device(s). This Monitor Controller Software can Turn ON / Off Display Device(s), but cannot keep Monitor / Display Device(s) OF / ON.