Samsung Galaxy Note 2 US Cellular SCH-R950TSAUSC Manual

To perform a factory reset, go to Settings > Backup and reset > Factory data reset. Confirm by tapping 'Reset device' and then 'Delete all'.
Ensure the charger and cable are working by testing with another device. Check the charging port for debris and clean it carefully. If the issue persists, try a different power outlet or charger.
Press and hold the Power and Home buttons simultaneously until you hear a shutter sound or see a screenshot animation.
Reduce screen brightness, close unused apps, disable Bluetooth and Wi-Fi when not needed, and enable power-saving mode from Settings.
Clear app cache regularly, uninstall unnecessary apps, and ensure your software is up to date. You can also perform a factory reset if necessary.
Go to Settings > About device > Software update. Tap on 'Update' to check for available updates and follow the prompts to install.
Check for software updates and install them. Remove the battery for a few seconds and reinsert it. If the issue persists, perform a factory reset.
Delete unused apps, move data to an SD card, clear app caches, and back up photos and videos to a cloud service before deleting them from the device.
Open the Email app, select your email provider, enter your email address and password, and follow the on-screen instructions to complete the setup.
Perform a soft reset by removing the battery and reinserting it. If that doesn't work, try starting the phone in Safe Mode to check if an app is causing the issue.