Despertador com windows batch e task scheduler

Desliga.cmd

:: Desativa a task
nircmd elevate schtasks.exe /Change /TN "Despertador" /Disable
SLEEP 5

DESPERTADOR.cmd

@echo off
SETLOCAL

SET mpchc="C:\Program Files\MPC-HC\mpc-hc64.exe"

SET imperial="C:\Users\Leonel\Music\John Williams\The Greatest Hits_ 1969-1999 Disc 1\10 'The Imperial March' from The Emp.m4a"
SET dontlie="C:\Users\Leonel\Music\The Black Eyed Peas\Monkey Business\04 Don't Lie.m4a"
SET hedwig="C:\Users\Leonel\Music\John Williams\Harry Potter And The Philosopher's Stone\19 Hedwig's Theme.m4a"
SET starwars="C:\Users\Leonel\Music\John Williams\The Greatest Hits_ 1969-1999 Disc 1\01 Star Wars (Main Title) [From Star.m4a"

SET "now=%time: =0%"

SET "song=%hedwig%"
IF "%now%" geq "06:59:00,00" ( SET "song=%imperial%" ) 
IF "%now%" geq "07:29:00,00" ( SET song=%starwars% ) 

nircmd.exe mutesysvolume 0
nircmd.exe changesysvolume -65535
reg add HKEY_CURRENT_USER\Software\MPC-HC\MPC-HC\Settings /f /v Volume /t REG_DWORD /d 100
reg add HKEY_CURRENT_USER\Software\MPC-HC\MPC-HC\Settings /f /v Mute /t REG_DWORD /d 0

start "" %mpchc% %song%

FOR /L %%A IN (1,1,60) DO (
  echo %%A
  sleep 1
  rem 30
  rem nircmd.exe changesysvolume 2185
  rem 60
  nircmd.exe mutesysvolume 0
  nircmd.exe changesysvolume 1093
)

Despertador.xml

<?xml version="1.0" encoding="UTF-16"?>
<Task version="1.4" xmlns="http://schemas.microsoft.com/windows/2004/02/mit/task">
  <RegistrationInfo>
    <Date>2018-12-02T21:46:31.2103483</Date>
    <Author>FOOFIGHTERS\Leonel</Author>
    <URI>\Despertador</URI>
  </RegistrationInfo>
  <Triggers>
    <CalendarTrigger>
      <StartBoundary>2018-12-02T06:15:00</StartBoundary>
      <Enabled>true</Enabled>
      <ScheduleByDay>
        <DaysInterval>1</DaysInterval>
      </ScheduleByDay>
    </CalendarTrigger>
    <CalendarTrigger>
      <StartBoundary>2018-12-04T06:30:12</StartBoundary>
      <Enabled>true</Enabled>
      <ScheduleByDay>
        <DaysInterval>1</DaysInterval>
      </ScheduleByDay>
    </CalendarTrigger>
    <CalendarTrigger>
      <StartBoundary>2018-12-04T07:00:02</StartBoundary>
      <Enabled>true</Enabled>
      <ScheduleByDay>
        <DaysInterval>1</DaysInterval>
      </ScheduleByDay>
    </CalendarTrigger>
    <CalendarTrigger>
      <StartBoundary>2018-12-17T07:30:00</StartBoundary>
      <Enabled>true</Enabled>
      <ScheduleByDay>
        <DaysInterval>1</DaysInterval>
      </ScheduleByDay>
    </CalendarTrigger>
  </Triggers>
  <Principals>
    <Principal id="Author">
      <UserId>S-1-5-21-79625186-1137681888-1822082827-1001</UserId>
      <LogonType>InteractiveToken</LogonType>
      <RunLevel>LeastPrivilege</RunLevel>
    </Principal>
  </Principals>
  <Settings>
    <MultipleInstancesPolicy>StopExisting</MultipleInstancesPolicy>
    <DisallowStartIfOnBatteries>false</DisallowStartIfOnBatteries>
    <StopIfGoingOnBatteries>true</StopIfGoingOnBatteries>
    <AllowHardTerminate>true</AllowHardTerminate>
    <StartWhenAvailable>false</StartWhenAvailable>
    <RunOnlyIfNetworkAvailable>false</RunOnlyIfNetworkAvailable>
    <IdleSettings>
      <StopOnIdleEnd>true</StopOnIdleEnd>
      <RestartOnIdle>false</RestartOnIdle>
    </IdleSettings>
    <AllowStartOnDemand>true</AllowStartOnDemand>
    <Enabled>true</Enabled>
    <Hidden>false</Hidden>
    <RunOnlyIfIdle>false</RunOnlyIfIdle>
    <DisallowStartOnRemoteAppSession>false</DisallowStartOnRemoteAppSession>
    <UseUnifiedSchedulingEngine>true</UseUnifiedSchedulingEngine>
    <WakeToRun>true</WakeToRun>
    <ExecutionTimeLimit>PT1H</ExecutionTimeLimit>
    <Priority>7</Priority>
  </Settings>
  <Actions Context="Author">
    <Exec>
      <Command>C:\Users\Leonel\Desktop\DESPERTADOR.cmd</Command>
    </Exec>
  </Actions>
</Task>

Liga.cmd

:: Instala a task
:: schtasks /create /xml "Despertador.xml" /tn "Despertador" 

:: Ativa a task
:: schtasks.exe /Change /TN "Despertador" /Enable

:: NIRCMD funciona melhor
nircmd elevate schtasks.exe /Change /TN "Despertador" /Enable
SLEEP 5