Alarm
You are in the "Alarm" menu. From this option, you can set up to 3 different alarms. Select one of the alarms (by default they are disabled) to activate and configure it.
You can set the alarm name, time, ringtone (alarm ringtone), and repeat mode or frequency.
The alarm will also activate with the phone turned off.
Bluetooth
It is within the "Settings -> Connection" menu. Configure the status, visibility, name, etc., of the Bluetooth connection. Pair new devices, such as Bluetooth headphones.
File Manager
It is in the "Files" menu. From this option, you can access files stored in the phone's memory or on the microSD memory card. You can manage storage space, create new folders, delete, view details, copy, rename, search, sort, select, and view memory status.