Summarize this article in one sentence.
This displays a list of all apps on your phone. Your apps may be displayed on multiple pages.  Swipe left and right to move from one page to the next. The Settings app has an icon that resembles a gear.  Tap this icon to open the Settings app for your Samsung Galaxy. If you are using a different theme, the icon for the Settings menu may have a different icon. It's near the bottom of the Settings menu in the Settings app.  This displays the General Management menu. It's at the bottom of the General Management menu.  This displays the Reset menu. It's the second option in the Settings menu.  This displays a page explaining that this will reset your Wi-Fi, mobile data, and Bluetooth settings. It's the blue button below the text on the page.  This takes you to a confirmation screen. If you have a security password, PIN, or pattern set, you are required to enter it in order to continue. This confirms that you want to reset your network settings and resets your settings.

Summary:
Swipe up from the bottom of the screen. Open the Settings  app. Tap General management. Tap Reset. Tap Reset Network Settings. Tap Reset Settings. Tap Reset Settings.