1. Press Ctrl+F2 to open the view manager, delete all the view files in it, close the view manager, save, exit the cdr, and then try again.

2.coreldraw has a key function of "converting to bitmap". When converted to an appropriate input resolution, the file will naturally become smaller (note: many users will reduce the image later, and the file will become smaller. Others will only be displayed smaller, but the computer still saves all the image information.