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1. From the home screen, swipe up to access Apps, and tap Settings .
2. Tap Security & location > Security update.
3. Tap Check for update to start checking.
Device security
You can set a screen lock to protect your phone from unauthorized use.
Screen lock
1. From the home screen, swipe up to access Apps, and tap Settings .
2. Tap Security & location > Screen lock.
• None: Don’t set any screen lock.
• Swipe: Tap to set swipe as the screen lock.
• Pattern: Tap to set a lock pattern. Follow the prompts to finish the set-
tings.
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