Samsung Galaxy Note 5 AT&T SM-N920AZDAATT Manual

To perform a factory reset, go to Settings > Backup and reset > Factory data reset. Confirm by selecting 'Reset device' then 'Delete all'. Ensure all data is backed up as this will erase all personal data.
Try charging the phone for at least 15 minutes, then attempt to power it on. If it still doesn't turn on, try a forced restart by holding the Power and Volume Down buttons for about 10 seconds.
To improve battery life, reduce screen brightness, disable unused apps, turn off Bluetooth and Wi-Fi when not in use, and use Power Saving Mode.
Press and hold the Power and Home buttons simultaneously until you see the screen flash. The screenshot will be saved in the Gallery.
Ensure the phone is not exposed to direct sunlight. Close unused apps, and avoid using the device while charging. If overheating persists, consider a factory reset or contacting support.
Go to Settings > About device > Software update > Check for updates. Follow the on-screen instructions to download and install any available updates.
No, the Samsung Galaxy Note 5 does not support microSD card expansion. Consider using cloud storage services to increase storage space.
Restart your device, toggle Airplane mode on and off, and reset network settings by navigating to Settings > Backup and reset > Reset network settings.
Gently wiggle the S Pen while pulling it out. Avoid using excessive force. If it remains stuck, seek professional repair services to avoid damage.
Turn off the phone, then press and hold the Volume Up, Home, and Power buttons. Release all buttons when the Android logo appears. Use Volume Down to select 'Wipe cache partition' and confirm with the Power button.