Table of Contents
3
94 Advanced features
95 Motions and gestures
96 Dual Messenger
97 Digital Wellbeing and parental
controls
97 Battery and device care
97 Optimizing your device
98 Battery
98 Storage
98 Memory
98 Device protection
99 Auto optimization
99 Software update
99 Diagnostics
99 Maintenance mode
99 Ultra data saving
100 Apps
100 General management
101 Accessibility
102 Software update
102 Remote support
103 About phone
Usage notices
104 Precautions for using the device
106 Notes on package contents and
accessories
107 Device overheating situations and
solutions
Appendix
110 Troubleshooting
116 About Hearing Aid Compatibility
(HAC)
Settings
72 Introduction
72 Samsung account
72 Connections
74 Wi-Fi
75 Bluetooth
76 Data saver
77 Mobile data only apps
77 Mobile Hotspot
78 More connection settings
79 Connected devices
79 Modes and Routines
79 Using modes
80 Using routines
81 Sounds and vibration
82 Sound quality and effects
82 Separate app sound
82 Notifications
83 Display
84 Motion smoothness
(SM-A146M, SM-A146U1)
84 Wallpaper and style
84 Themes
84 Home screen
85 Lock screen
86 Smart Lock
86 Security and privacy
87 Face recognition
89 Fingerprint recognition
91 Location
92 Safety and emergency
92 Accounts and backup
93 Samsung Cloud
94 Google