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[attachment=7622]I made the attached picture in gimp with 2 clicks with some portrait option, but now i can not find it.

I do not think you can do that in Gimp in 2 clicks.

A coloured subject and desaturated background can be made using a layer mask

see towards the end of this page https://www.gimp.org/tutorials/Layer_Masks/
gives a result like this: https://www.gimp.org/tutorials/Layer_Mas...ol-Boy.jpg

For two clicks there is a program called tintii

A little bit more than two clicks : https://www.gimp-forum.net/Thread-isolat...ht=isolate