Right click on a file that is of the type you want to change.
Click "Properties" from the context menu
Click on the open with tab.
Check box that says "Always open with this" (or something like that)
Right click on a file that is of the type you want to change.
Click "Properties" from the context menu
Click on the open with tab.
Check box that says "Always open with this" (or something like that)