Samsung Galaxy Note20 5G Spectrum Mobile SM-N981UZAACHA Guide
![Samsung Galaxy Note20 5G Spectrum Mobile SM-N981UZAACHA Phone manual cover](/images/MqkDkuptGOiIthJXYuKMPPYr/thumbs/thumb175x175.webp)
To take a screenshot, press and hold the Volume Down and Power buttons simultaneously until the screen flashes. The screenshot will be saved in the Gallery app.
To troubleshoot battery life issues, check for battery-draining apps in Settings > Battery and Device Care. Reduce screen brightness and timeout duration, and use adaptive battery settings.
To perform a factory reset, go to Settings > General Management > Reset > Factory Data Reset. Ensure you back up important data before proceeding.
Check the charging cable and adapter for damage. Try using a different power outlet. Clean the charging port and restart the device. If issues persist, contact Samsung support.
To enable 5G, go to Settings > Connections > Mobile Networks and ensure that 'Network Mode' is set to '5G/LTE/3G/2G (auto connect)'.
The Samsung Galaxy Note20 5G does not support microSD cards. Consider using cloud storage solutions like Samsung Cloud or Google Drive to extend storage.
To update the software, go to Settings > Software Update > Download and Install. Ensure your device is connected to Wi-Fi and has sufficient battery before updating.
To set up biometric security, go to Settings > Biometrics and Security. Choose Fingerprints or Face Recognition and follow the on-screen instructions to register your biometric data.
To clear the cache partition, power off the device, then press and hold the Volume Up and Power buttons. Release all buttons when the Samsung logo appears, then use the volume buttons to navigate to 'Wipe Cache Partition' and select it with the Power button.
If your device keeps restarting, try restarting in Safe Mode to identify problematic apps. Check for software updates and perform a factory reset if necessary. Contact Samsung support if the issue persists.