I Dont want to open all layouts then I open my projects. My project have many layouts, and I don´t need to open all these at the same time.
It takes alot of memory.
Right now I can´t find any settings to disable it.
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In the editor screen? If so, do the following. Close tabs why you do not want to open, leave only what you want, then make any changes that require save, save, close the program and open it again. I'm not sure, but try.