To use this Panasonic camcorder, first, make sure you have a suitable power source as it doesn't include an external power supply. You can use batteries or connect it to a compatible power adapter. When shooting, adjust the settings according to the lighting and scene requirements. Be careful not to expose the camera to extreme temperatures or humidity. After each use, clean the lens gently with a soft cloth. It's also a good idea to store the camcorder in a dry and safe place to keep it in good condition.