Huawei G Play Mini CHC-U01 Quick Start Manual page 5

Getting started
Your phone's built-in battery is not user-removable.
Caution
To replace the battery, contact an authorised
Huawei 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
Remove the battery cover.
2
Insert the SIM card and microSD card.
2