Set Notepad++ as the Default Editor in Windows

https://www.tech-recipes.com/rx/53473/how-to-set-notepad-as-the-default-editor-in-windows/

1. First, open Notepad++ with administrator privileges.
2. Click on Settings in the main menu bar, and click on Preferences.
3. Select File Association, and add your needed file extensions one by one to the Registered extensions list.
4. If the file extension you need is not included in the list, select customize. Then type the needed extension, and add those to the Registered extensions list.
5. Click Close.