Summarize this article in one sentence.
You'll find this gear-shaped app in the App Drawer. You can also swipe down from the top of the screen and then tap the gear in the top-right corner of the screen. It's near the bottom of the Settings page. You'll find this in the middle of the page. This option is in the middle of the Software Information page. When you see "You are now a developer!" pop up, you can stop tapping. Tap the "Back" button, which is in the top-left side of the screen or the bottom-right corner of the phone, twice. It's at the bottom of the Settings page. You'll find this option below the "DEBUGGING" heading. Doing so enables USB debugging, which lets you plug the phone into a computer. You'll find this option about halfway down the page. Plug one end of the charging cable into your computer's USB slot, then plug the charging end into your phone. Your Android will begin synching with your computer. You may see a window asking you what to do with your Android pop up. If so, close this window. Click the Windows logo in the bottom-left corner of the screen. Click the folder-shaped icon in the bottom-left side of the Start window. It's on the left side of the File Explorer window. You should see your Android listed below the "Devices and drives" heading in the middle of the page. Double-clicking it will open the Android's folder. This will open a window that displays the folders on your Android's hard drive, including folders that house system files. There are several places the files you are looking for may be located:   Downloads - Anything you download through your browser or from email attachments should be located in your Downloads folder.  DCIM - Pictures you've taken with your Samsung Galaxy S camera will be located in the DCIM folder.  Music - Any music files that you've copied over using Samsung Kies will be located in the Music folder.  Pictures - Screenshots and other system images will be found in the Pictures folder.

Summary:
Open your Samsung Galaxy's Settings . Scroll down and tap About device. Tap Software information. Tap Build number seven times. Return to the Settings page. Tap Developer options. Scroll down and tap the "USB debugging" switch . Scroll down and tap Select USB configuration. Connect your Android to your computer. Open Start . Open File Explorer . Click This PC. Double-click your Android device. Double-click Internal storage. Find your files.