Table of Contents
3
131 Device care
132 Optimising your device
132 Battery
133 Storage
133 Memory
133 Security
134 Ultra data saving
134 Apps
135 General management
136 Accessibility
136 Software update
137 About phone
Appendix
138 Troubleshooting
Settings
104 Introduction
104 Connections
105 Wi-Fi
107 Bluetooth
109 Data saver
109 Mobile data only apps
110 SIM card manager (dual SIM
models)
110 Mobile Hotspot and Tethering
111 More connection settings
113 Sounds and vibration
113 Notifications
114 Display
115 Blue light filter
115 Night mode
116 Changing the screen mode or
adjusting the display colour
117 Screensaver
118 Wallpapers and themes
118 Lock screen
119 Smart Lock
119 Security
121 Secure Folder
126 Accounts and backup
127 Samsung Cloud
128 Google
129 Advanced features
129 Motions and gestures
130 Dual Messenger