Factory Data Reset - Samsung Galaxy S III User Manual

Factory Data Reset

Tip: Before performing a factory data reset on your phone, you may want to unmount the microSD card to
avoid losing any data you may have stored on it. From home, tap Menu
> Storage > Unmount SD card to unmount the storage card.
1. From the Backup and reset menu, tap Factory data reset.
2. Read the factory data reset information page and tap Reset device.
Settings
> Settings > More tab
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