Open Notepad and enter the following text, replacing "C:\Program Files\OneCommander\OneCommander.exe" with the path for the program you want to use: #e::Run C:\Program Files\OneCommander ...

Open your Java software development kit and start a new project. Depending upon which software development kit you use, the exact steps will be different. Generally, locate "New" in the File menu.

However, it is relatively common for a newly installed program to hijack commonly used file extensions (such as the .TXT extension used by Notepad) and to modify related shortcut menu options.