Your SIM must be inserted before you can use your router.
Remove the back cover
Insert your SIM
Turn the back of your router towards you.
Take hold of the bottom of the back cover and remove it.
Turn your SIM so the angled corner of your SIM is aligned with the angled corner of the SIM holder.
Slide your SIM into the holder.
Replace the back cover
Place the battery in your router (bottom first), matching the battery contacts with the contacts in your router, and press the battery into place.
Place the back cover on your router and press it into place.
*Please refer to the ZTE website for more information or further support.*