![background image](http://html.mh-extra.com/html/samsung/sm-a805f/sm-a805f_user-manual_1191618003.webp)
Table of Contents
3
183 Bixby Routines
186 Motions and gestures
187 Dual Messenger
188 Digital wellbeing
190 Device care
191 Optimizing your device
191 Battery
193 Storage
193 Memory
193 Security
194 Ultra data saving
195 Apps
195 General management
196 Accessibility
197 Software update
197 User manual
198 About phone
143 Introduction
143 Connections
145 Wi-Fi
147 Bluetooth
148 NFC and payment
151 Data saver
152 Mobile data only apps
152 SIM card manager (dual SIM
153 Mobile Hotspot and Tethering
154 More connection settings
157 Dolby Atmos (surround sound)
157 Separate app sound
159 Blue light filter
160 Night mode
160 Changing the screen mode or
162 Wallpapers and themes
163 Lock screen
166 Fingerprint recognition
170 Samsung Pass
174 Secure Folder