From StartMenu, right click on the App or Program and click Uninstall.
From Settings, Start-> Settings -> System -> Apps & Features -> Click on App name -> Uninstall.
From Control Panel, Start -> Control Panel -> Programs and Features -> Click on App name -> Uninstall.
If you didn’t see Uninstall option then it must be a default app in Windows 10. Click Here to see How to uninstall Default Apps and Programs in Windows 10
For detailed steps Click Here