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Table of contents
ix
One-handed mode
145
Device maintenance
145
Quick optimization
145
Battery
146
Storage
146
Memory
147
Advanced options
148
Language and input
149
Date and time
151
Troubleshooting
152
Lock screen and security
155
Screen lock types
155
Google Play Protect
156
Find My Mobile
157
Security update
157
Google Play system update
157
Samsung Pass
158
Samsung Blockchain Keystore
158
Install unknown apps
158
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