Quote:
	
	
		
			
				
					Originally Posted by  theducks
					 
				 
				Somehow you told windows to use the editor as the default for EPUB. 
Personally, I use Viewer if I try and launch from the file system, but you need to go reconfigure Windows treatment of EPUB to use calibre.exe 
 
Or simply drag the book into the Calibre window if you want to add 
			
		 | 
	
	
 Hi, I mean I simply opened the editor from the viewer, and now when I try to open an ebook with a double click, the ebook doesn't charge in the library but it's charged on the editor. I don't think Windows setting have something to do with it