- In the upper-left corner of your screen, select the GitHub Desktop menu, then click Preferences.

- In the Preferences window, select Integrations.

- In the External Editor drop-down menu, select the editor you want to set as your default.

- Click Save.
- In the upper-left corner of the window, select the File menu.

- Click Options.

- In the Options window, select Integrations.

- In the External editor drop-down menu, select the editor you want to set as your default.

- Click Save.

