![background image](http://html1.mh-extra.com/html/samsung/sm-m115m-ds/sm-m115m-ds_user-manual_4749309003.webp)
Table of Contents
3
112 Optimising your device
112 Battery
113 Storage
113 Memory
113 Security
114 Apps
114 General management
115 Accessibility
116 Software update
116 User manual
117 About phone
87 Wi-Fi
89 Bluetooth
90 Data saver
91 Mobile data only apps
91 SIM card manager (dual SIM
92 Mobile Hotspot and Tethering
93 More connection settings
95 Dolby Atmos (surround sound)
98 Wallpapers
98 Themes
98 Lock screen
103 Privacy
103 Location
104 Accounts and backup
106 Google
107 Advanced features