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Manuals
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Samsung Manuals
Cell Phone
Galaxy A30 Duos
User manual
Samsung Galaxy A30 Duos 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
130 Introduction
130 Connections
132 Wi-Fi
134 Bluetooth
136 NFC and payment (NFC-enabled
models)
138 Data saver
139 SIM card manager (dual SIM
models)
139 Mobile Hotspot and Tethering
141 More connection settings
143 Sounds and vibration
144 Dolby Atmos (surround sound)
144 Separate app sound
145 Notifications
145 App icon badges
146 Display
147 Blue light filter
148 Changing the screen mode or
adjusting the display colour
149 Screensaver
150 Wallpapers and themes
150 Lock screen
151 Smart Lock
152 Biometrics and security
153 Face recognition
156 Fingerprint recognition
159 Samsung Pass
164 Secure Folder
169 Accounts and backup
170 Samsung Cloud
171 Google
172 Advanced features
173 Dual Messenger
174 Device care
177 Apps
178 General management
179 Accessibility
179 Software update
180 User manual
180 About phone
Appendix
181 Troubleshooting
188 Removing the battery
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