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Table of contents
vii
Device maintenance
108
Quick optimization
108
Battery
109
Storage
109
Memory
110
Advanced options
111
Language and input
111
Date and time
114
Troubleshooting
115
Lock screen and security
118
Screen lock types
118
Google Play Protect
119
Find My Mobile
119
Security update
120
Samsung Pass
120
Install unknown apps
120
Secure Folder
121
Secure startup
121
Encrypt or decrypt SD card
121
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