These damns 25 charts open only during the optimization process. If i work with the chart it will also open in real hm ?

Documentation on MQL5: Standard Constants, Enumerations and Structures / Environment State / Running MQL5 Program Properties
- www.mql5.com
Standard Constants, Enumerations and Structures / Environment State / Running MQL5 Program Properties - Reference on algorithmic/automated trading language for MetaTrader 5

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Hi,
It may happen that an EA opens multiple chart, on many timeframe when used. Is it possible to close them when not used any more ? If yes, I suppose this may free memory, right ?