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Table of contents
viii
One-handed mode
143
Device maintenance
144
Quick optimization
144
Battery
144
Storage
145
Memory
146
Advanced options
146
Language and input
147
Date and time
150
Troubleshooting
150
Lock screen and security
153
Screen lock types
153
Google Play Protect
155
Find My Mobile
155
Security update
156
Google Play system update
156
Samsung Pass
156
Install unknown apps
156
Secure Folder
157
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