If you use ClickOnce to deploy your application, you should clearly show a symbol indicating this is a ClickOnce version application. ClickOnce makes applications enjoying convenient update, maximising to keep the safety of the users' system environment.
✅ Figure: Good example - Showed a symbol indicates this is a ClickOnce version of application
❌ Figure: Bad example - No any symbol indicates this is a ClickOnce version of application