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than allowed, your nano-SIM card will be locked and you
cannot access the mobile phone network. Contact your
operator for a PIN Unlock Key (PUK) to restore the nano-
SIM card.
Encryption & credentials: Check the encryption status
of your phone and set the credential storage options.
Trust agents: View or deactivate trust agents.
Screen pinning: Keep a screen of your choice in view,
so that others cannot switch to other apps and access
your personal information. See Protecting Your Phone
With Screen Pinning.
Accounts
Open Settings and touch Accounts to manage your
accounts and synchronization. Touch Add account to sign
in to or create accounts on your phone. Touch an account
you have added to adjust its settings.
Accessibility
Open Settings and touch Accessibility to configure
accessibility plug-ins and services on your phone, such as
using Color inversion or Display size for users with sight
problems.