Title: How to change the priority class for a specified process
SetPriorityClass(hProcess, dwPriorityClass);
{
hProcess: Identifies the process.
dwPriorityClass: priority class value
}
{Specify one of the following values for dwPriorityClass:}
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NORMAL_PRIORITY_CLASS:
Specify this class for a process with no special scheduling needs.
IDLE_PRIORITY_CLASS:
Specify this class for a process whose threads run only when the system is idle.
HIGH_PRIORITY_CLASS:
Specify this class for a process that performs time-critical tasks that must be
executed immediately.
REALTIME_PRIORITY_CLASS:
Specify this class for a process that has the highest possible priority.
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Change the Priority of your own Process:
procedure TFMain.Button1Click(Sender: TObject);
begin
SetPriorityClass(GetCurrentProcess, REALTIME_PRIORITY_CLASS);
end;