Huawei HONOR 4X Guide De Démarrage Rapide page 5

Getting started
Your phone's built-in battery is not user-removable.
Caution
To replace the battery, contact an authorised Honor
service centre. Do not attempt to remove it yourself.
Follow the instructions in the following figures to insert
your micro-SIM card, microSD card. Before you insert or
remove the micro-SIM card, turn your phone off.
1
2
2