
Sony Xperia M4 Aqua
Find "Manual backup"
Press the menu icon.
Press Tools.
Press Backup & restore.
Press Manual backup.
Back up phone memory
Press the field below "Where to store files".
Press SD card.
Press the following data types until the data type is selected:
Contacts
Contacts
Conversations
Calendar
Call log
Press BACK UP.
Press FINISH.
Return to the home screen
Press the home icon to return to the home screen.