If you are a git user, you can install the theme and keep up to date by cloning the repo:
git clone https://github.com/dracula/onecommander.git
Download using the GitHub .zip download option and unzip them.
Put the "Dracula" folder inside the installation directory of OneCommander in the Folder "Themes".
To find the location of "Themes" folder (different depending on installation type), open "About" dialog (Info icon in bottom left corner), and click "Settings Location", and from there open "Themes" folder
- Go to "Settings" (Cog Icon in the bottom left corner)
- Go to the "Theme" Tab
- Select "Dracula" from the Dropdown List