SECURE CHARGE
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Secure charging safeguards your phone from transferring data to the source it is charging from. If you often charge your phone from computers (other than your own) or any public entities, data can be transferred through that connection. Secure charge will stop the transfer and ensure all of your data remains safe while charging, anywhere you go.
Tap the Secure Charge (battery) icon on the main screen to enable:
When Secure Charge is Enabled the icon will be green.
If you have Secure Charging enabled and want to use USB headphones – open the Shield Settings and enable Secure Charge Allow Audio