diff --git a/src/Image/IntelliImage.cpp b/src/Image/IntelliImage.cpp
index 9c65bd5..4c1b01d 100644
--- a/src/Image/IntelliImage.cpp
+++ b/src/Image/IntelliImage.cpp
@@ -4,7 +4,13 @@
 
 IntelliImage::IntelliImage(int width, int height, bool fastRendererOn)
         : imageData(QSize(width, height), fastRendererOn ? QImage::Format_Indexed8 : QImage::Format_ARGB32){
-		imageData.fill(QColor(255,255,255,255));
+        if(fastRendererOn){
+            imageData = imageData.convertToFormat(QImage::Format_ARGB32);
+        }
+        imageData.fill(QColor(255,255,255,255));
+        if(fastRendererOn){
+            imageData = imageData.convertToFormat(QImage::Format_Indexed8);
+        }
         this->fastRenderer = fastRendererOn;
 
 }
diff --git a/src/Layer/PaintingArea.cpp b/src/Layer/PaintingArea.cpp
index e5a8a19..7388487 100644
--- a/src/Layer/PaintingArea.cpp
+++ b/src/Layer/PaintingArea.cpp
@@ -48,7 +48,8 @@ void PaintingArea::setLayerDimensions(int maxWidth, int maxHeight){
 		//set standart parameter
 		this->maxWidth = maxWidth;
 		this->maxHeight = maxHeight;
-        Canvas = new QImage(maxWidth,maxHeight, QImage::Format_ARGB32);
+        if(renderSettings.getFastRenderer()) Canvas = new QImage(maxWidth,maxHeight, QImage::Format_Indexed8);
+        else Canvas = new QImage(maxWidth,maxHeight, QImage::Format_ARGB32);
 
 		// Roots the widget to the top left even if resized
 		setAttribute(Qt::WA_StaticContents);
@@ -66,7 +67,10 @@ int PaintingArea::addLayer(int width, int height, int widthOffset, int heightOff
         }else if(type==IntelliImage::ImageType::Shaped_Image) {
                 newLayer.image = new IntelliShapedImage(width, height, renderSettings.getFastRenderer());
 		}
-		newLayer.alpha = 255;
+
+        newLayer.alpha = 255;
+
+
 		this->layerBundle.push_back(newLayer);
 		return static_cast<int>(layerBundle.size())-1;
 }
@@ -120,7 +124,7 @@ bool PaintingArea::save(const QString &filePath, const char*fileFormat){
         this->drawLayers(true);
 
 		if(!strcmp(fileFormat,"PNG")) {
-				QImage visibleImage = Canvas->convertToFormat(QImage::Format_Indexed8);
+                QImage visibleImage = Canvas->convertToFormat(QImage::Format_Indexed8);
 				fileFormat = "png";
                 if (visibleImage.save(filePath, fileFormat)) {
 						return true;
@@ -310,7 +314,7 @@ void PaintingArea::paintEvent(QPaintEvent*event){
 
 		QPainter painter(this);
 		QRect dirtyRec = event->rect();
-		painter.drawImage(dirtyRec, *Canvas, dirtyRec);
+        painter.drawImage(dirtyRec, *Canvas, dirtyRec);
 		update();
 }
 
@@ -341,15 +345,16 @@ void PaintingArea::selectLayerDown(){
 
 void PaintingArea::drawLayers(bool forSaving){
 		if(forSaving) {
-				Canvas->fill(Qt::GlobalColor::transparent);
+                Canvas->fill(Qt::GlobalColor::transparent);
 		}else{
-				Canvas->fill(Qt::GlobalColor::black);
+                Canvas->fill(Qt::GlobalColor::black);
 		}
 		for(size_t i=0; i<layerBundle.size(); i++) {
 				LayerObject layer = layerBundle[i];
 				QImage cpy = layer.image->getDisplayable(layer.alpha);
                 if(renderSettings.getFastRenderer()){
                     cpy = cpy.convertToFormat(QImage::Format_ARGB32);
+                    *Canvas = Canvas->convertToFormat(QImage::Format_ARGB32);
                 }
 				QColor clr_0;
 				QColor clr_1;
@@ -359,7 +364,7 @@ void PaintingArea::drawLayers(bool forSaving){
 						for(int x=0; x<layer.width; x++) {
 								if(layer.widthOffset+x<0) continue;
 								if(layer.widthOffset+x>=maxWidth) break;
-								clr_0=Canvas->pixelColor(layer.widthOffset+x, layer.heightOffset+y);
+                                clr_0=Canvas->pixelColor(layer.widthOffset+x, layer.heightOffset+y);
 								clr_1=cpy.pixelColor(x,y);
 								float t = static_cast<float>(clr_1.alpha())/255.f;
 								int r =static_cast<int>(static_cast<float>(clr_1.red())*(t)+static_cast<float>(clr_0.red())*(1.f-t)+0.5f);
@@ -375,6 +380,9 @@ void PaintingArea::drawLayers(bool forSaving){
 						}
 				}
 		}
+        if(renderSettings.getFastRenderer()){
+            *Canvas = Canvas->convertToFormat(QImage::Format_Indexed8);
+        }
 }
 
 void PaintingArea::createTempTopLayer(int idx){