Android

Links

• Google: Dashboard
• Google: Device Manager
• Google Support: Configure Sync Options

Privacy

• Delete backup synced to Google account

Troubleshooting

Frozen widget

• Try restarting the launcher. On Samsung, Force stop TouchWiz in the application manager (TouchWiz is apparently Samsung's custom launcher).

Enable developer mode

• On Samsung, go to Settings → About device → tap 7x on Build number. [1]

Get android log

• Enable USB debugging phone (see developer settings)
• Connect phone to USB
• Run

adb logcat

WiFi troubleshooting

• GUIDE - Troubleshooting Wi-Fi Connection Problems - Android Central