@Chingi-EA Studio went through about 2 updates from the time I have been using it in the last 4 months. Petko is probably going to be updating that course or making a note about the software changes between the time the course was created and now. Instead of ambiguous bars, I use Minimum Backtest Quality and leave it at the default of 98%. Here is the information from the Help tab on EA Studio about this criteria:
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