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Double tap to wake 131
Smart stay 131
One-handed mode 131
Device maintenance 132
Quick optimization 132
Battery 132
Storage 133
Memory 134
Language and input 134
Date and time 137
Troubleshooting 137
Lock screen and security 140
Screen lock types 140
Google Play Protect 142
Find My Mobile 142
Security update 143
Samsung Pass 143
Install unknown apps 143
Secure Folder 143
Table of contents
viii
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