Like Windows, macOS makes having apps, documents, folders or server connections launch automatically whenever you log in to your Mac as easy as dragging them to the System Preferences → Users & Groups → Login Items section.
Sometimes, one or more Login Items may cause software problems or prevent your computer from starting up properly.
Rather than remove all of your Login Items permanently, here's how you can temporarily prevent them from opening automatically when you log in, without needing to adjust your settings.