28 Aug 2019 Google Chrome uses a built-in download manager to display all your Remove the “.crdownload” extension from the end of the file and hit the  25 Nov 2019 A CRDOWNLOAD file is a partially downloaded file made with Google Chrome. These files are not opened in a program but it may be possible  File extension crdownload is used by Google Chrome to show that your file is the extension used by Google to show that the downloading is in progress. CRDOWNLOAD files and view a list of programs that open them. likely only see CRDOWNLOAD files in your "Downloads" folder or in the download status bar 

For example: when you download a picture then its format is .img but when it is in the process of being downloaded then .crdownload is the extension used by Google to show that the downloading is in progress.