Again go check out the first video to DL an initially setup everything!!! Luna is such a nice and convenient translator tool its better than not having anything tbh LOL also play friendly lab too its pogged
OCRs work by capturing an image of the area you have selected, running it through a character recognition algorithm, and translating the resulting string. As long as it has an area that displays text, the OCR can work. If it's visible to you, it's visible for the OCR.