Device Maintenance - Samsung SM-G930F User Manual

Settings
Adding emergency contacts
On the Settings screen, tap Advanced features → Send SOS messages → Send messages
to → ADD. Tap Create contact and enter contact information or tap Select from Contacts to
add an existing contact as an emergency contact.

Device maintenance

The device maintenance feature provides an overview of the status of your device's battery,
storage, RAM, and system security. You can also automatically optimise the device with a tap
of your finger.
Performance mode
Battery
152
Device security
RAM
Storage