Try a download manager...
Like Orbit Downloader or Free Download ManagerHow to change the download default?
1. Right click on any .RAR file in your computer
2. Chose Properties
3. In the dialog that opens, when it reads %26quot;Open with:%26quot; click %26quot;Change%26quot; button and then select Winrar as default program and click %26quot;OK%26quot;
Now the default program shuld be Winrar and not Mediaplayer.
Kind regards;