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vii
i
Table of contents
Quick optimization
117
Battery
117
Storage
118
Memory
119
Language and input
119
Date and time
122
Troubleshooting
122
Lock screen and security
126
Screen lock types
126
Google Play Protect
127
Find My Mobile
127
Security update
128
Samsung Pass
128
Install unknown apps
128
Secure Folder
129
Secure startup
129
Encrypt SD card
129
Set up SIM card lock
130
View passwords
130
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