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Manuals
Brands
Samsung Manuals
Cell Phone
Galaxy M40
User manual
Samsung Galaxy M40 User Manual page 3
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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Table of Contents
Settings
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Introduction
98
Connections
99
Wi-Fi
101 Bluetooth
103 NFC and payment
105 Data saver
105 Mobile data only apps
106 SIM card manager
106 Mobile Hotspot and Tethering
107 More connection settings
109 Sounds and vibration
109 Dolby Atmos (surround sound)
110 Notifications
110 Display
111 Dark mode
112 Screensaver
112 Themes
113 Lock screen
114 Smart Lock
114 Biometrics and security
115 Face recognition
118 Fingerprint recognition
121 Accounts and backup
122 Samsung Cloud
123 Google
124 Advanced features
125 Motions and gestures
126 Dual Messenger
127 Digital Wellbeing and parental
controls
127 Digital Wellbeing
129 Device care
129 Optimising your device
129 Battery
130 Storage
131 Memory
131 Security
131 Ultra data saving
131 Apps
132 General management
133 Accessibility
134 Software update
134 User manual
135 About phone
Appendix
136 Troubleshooting
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