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Reset Options
Open Settings and touch System > Advanced > Reset
options to reset network settings, app preferences, or the
phone to factory default status.
System Update
Open Settings and touch System > Advanced > System
update to check for system updates and install them when they
become available.
About Phone
Open Settings and touch About phone to view phone
information, nano-SIM card status, legal information, and other
information. You can also touch Emergency information to
edit your medical information and emergency contacts for first
responders to read from your lock screen.