Загальне
You can edit layers with disabled visibility (the eye icon in the layer dock).
When enabled, the Tool Options of all tools will be saved when closing GIMP.
This immediately saves the current Tool Options of all tools.
This resets the Tool Options of all tools to their default values.
Змінюється розмір зображення
When you scale something, each pixel in the result is calculated by interpolating several pixels in the source. This option determines the default interpolation method: it can always be changed, though, in the Interpolation settings of the Transform Tool Options.
The available interpolation methods are described in detail in the Interpolation documentation of the Transform tools.
Параметри малювання спільні для інструментів
You can decide here whether changing the brush etc for one tool should cause the new item to be used for all tools, or whether each individual tool (pencil, paintbrush, airbrush, etc) should remember the item that was last used for it specifically.
Інструмент «Пересування»
You can decide here whether changing the current layer or path when using the move tool and without pressing any key.