Huawei P8 max Quick Manual page 6

Getting started
2
Note:
•
Do not insert or remove a SIM card while your phone is on.
•
Make sure that the slanted edge on the card is aligned with the card tray.
•
Use standard nano-SIM or micro-SIM cards. Manually cut SIM cards may
damage the card slots.
• Please exercise care when using the SIM eject pin to avoid injuring
yourself or damaging your phone.
• Store the pin in a safe place out of reach of children.