Setup: 1. Charge Fully: Before first use, fully charge your Huawei WATCH 5 using the provided charging cable. 2. Power On: Press and hold the power button to turn on the watch. 3. Pair with Phone: Download the official Huawei Health app on your smartphone (compatible with most Android and iOS devices). Follow the in-app instructions to pair your watch via Bluetooth. This typically involves scanning a QR code on the watch display or selecting it from a list of nearby devices. 4. Complete Setup: Follow the prompts in the app to configure settings, synchronize data, and customize your watch. Compatibility: The Huawei WATCH 5 is designed to be compatible with a wide range of modern smartphones running Android or iOS. Ensure your phone's operating system is up to date for optimal performance and connectivity with the Huawei Health app. Care: 1. Cleaning: Regularly clean the watch display and band with a soft, damp, lint-free cloth. Avoid harsh chemicals or abrasive materials. For the fluoroelastomer band, soap and water can be used, ensuring it's thoroughly dried afterward. 2. Charging: Use only the original charging cable and adapter to prevent damage to the battery. 3. Environmental Protection: Avoid exposing the watch to extreme temperatures, direct sunlight for prolonged periods, or harsh chemicals. 4. Water Exposure: Info needed: The product information does not specify water resistance. To ensure device longevity, it is recommended to avoid submersion in water and exposure to harsh chemicals.