After logging in successfully, you can access your personalized news feed by clicking on your Flipboard profile picture in the top right corner of the screen. You can also view your friends' profiles by hovering over their name or username in your news feed and selecting "Friends" from the dropdown menu.
Additionally, Flipboard offers various features such as reading labels, which allows you to organize articles into custom categories, and saving articles for offline reading on iOS devices. If you're using a Flipboard account on an Android device, you can also access your saved articles in the "Saved" tab.