Micro-SIM card
error
Micro-SIM card malfunction or
damage.
Take the micro-SIM card to
your service provider for
testing.
Micro-SIM card inserted
improperly.
Insert the micro-SIM card
properly.
Debris on the micro-SIM card
contacts.
Use a soft, dry cloth to
clean the micro-SIM card
contacts.
Unable to connect
to the network
Micro-SIM card invalid. Contact your service
provider.
You are not within the network’s
service area.
Check the service area with
your service provider.
Poor signal. Move to an open space, or
if you are inside a building,
move closer to a window.
PIN Code blocked You have entered an incorrect PIN
code three consecutive times.
Contact your service
provider. If the service
provider provides the SIM
card’s PUK code, use the
PUK code to unlock the SIM