Your passkey future requires an authenticator, but which type is best - platform, virtual, or roaming? We help make sense of your options.

Open the Settings app. You can do this by either tapping Settings within the App Drawer, or tapping the gear icon in the Notification Shade. From within Settings, tap "About phone," and then scroll to ...

The @ symbol can also appear in regular formulas outside of tables when Excel thinks you're trying to reference a single value from a range. If you see it pop up unexpectedly, it usually means Excel ...