If the App. PrevInstance=True Then end to prevent double running program
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This is to prevent program run multiple times

But now I also want to add: if the program in the process, double-click the EXE program display (program default is to hide me. Hide), also can't again run a process, should be how to write? Use me. After the show program is displayed, but at the same time the process is more a

If the App. PrevInstance=True Then Me. Show