Yesterday, after satisfactorily deleting 1 Item, I said “well, let’s find out who is the responsible little by little” and selected only the first 8 Items on Folders tab - (8 because from 9th on is almost the same “C:\Documents and Settings\Administrator\Local Settings\Apps Data\Google\Chrome\User Data\Default\Extensions\ jbolfgndggfhhpbnkgnpjkfhinclbigj” - It froze again.