Device Maintenance - Samsung SM-G390W User Manual

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Settings
2
Follow the on-screen instructions to add emergency contacts if you have not already
done so.
To send help messages with audio recordings or photos, tap the Attach audio recording or
Attach pictures switch to activate it.
The Attach pictures option may not be available depending on the region or service
provider.
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, memory, and system security. You can also automatically optimize the device with a
tap of your finger.
Battery
Storage
107
Device security
Memory

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