Here is a guide on how to install an SD card for your camera. Please check the following information.
Note: Before installing/uninstalling the micro SD card, power off the camera first in case the SD card is damaged.
Step 1. Find the micro SD card slot and unscrew the screws to open it.
Step 2. Insert the micro SD card, please use your fingernail (or use the provided reset needle) to push the micro SD card in until you feel it is locked, and you will hear a click sound and the micro SD card will not pop out if the camera is inserted in properly.
Step 3. Screw the screws to close the cover tightly.