How to install calling cards on Huawei mobile phones?

Huawei's instructions for installing calling cards on mobile phones are as follows:

First,? Takekato

When the mobile phone is turned off, find the card holder at the upper left of the mobile phone and take out the card fetching needle card holder attached to the mobile phone.

Insert the card taking needle vertically into the small hole on the side of Cato, and press it hard to make Cato pop up.

Second,? Cancato

There is a text prompt on the card holder: the internal card (also called card slot 1) only supports Nano-SIM card, and the external card (also called card slot 2) can hold Nano-SIM card or microSD card.

Third,? Insert card

Put the Nano-SIM card and the microSD card into the Cato respectively according to the indicated direction, and pay attention to the direction of the gap.

Fourth,? Plug it back into Cato.

Mobile phone screen down, push Cato back to the booth. You can gently press the Nano-SIM card or microSD card.

Prevent the card from being slightly pushed up by the contact shrapnel during card insertion.