Using your iPhone 12 is a breeze. To turn it on, press and hold the side button. You can unlock it with Face ID or enter your passcode. For taking photos, open the Camera app and use the dual 12MP cameras to capture great shots. The digital zoom up to 5x allows you to get closer to your subject. Record 4K or 1080p HD videos with ease. When it comes to connectivity, you can connect to 5G, Gigabit LTE, or 802.11ax WiFi. Use Bluetooth 5.0 to pair with wireless headphones or other devices. For payments, take advantage of the NFC with reader mode. As for charging, you can use MagSafe for fast and convenient charging. Some important things to note: Avoid exposing your iPhone 12 to extreme temperatures as it can affect the battery life. Although it's dust and water - resistant, don't submerge it in water for a long time. To maintain your iPhone 12, keep it clean by using a soft, dry cloth. Regularly update your iOS to ensure you have the latest features and security patches.