Samsung Galaxy S6 edge+ User Manual page 355

The lock screen and security menu opens.
2. Tap On/Off next to Unknown sources to enable installation of non-Google Play applications.
Warning: Enabling installation of third-party applications can cause your device and personal data
to be more vulnerable to attacks by unknown sources.
3. Tap Other security settings.
The Other security settings menu opens.
4. Configure the following options:
Make passwords visible: Display password characters briefly as you type them.
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Security policy updates: Automatically or manually check for security policy updates.
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Send security reports: Send security reports to Samsung via Wi-Fi for threat analysis.
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Settings 345