What is the first step in using a dive computer?

The first step in using a dive computer is reading the manufacturer's instructions. Understanding the specific functions and features of the dive computer is essential for safe and effective use. Each model may have different buttons, display settings, and operating procedures. By familiarizing yourself with the manufacturer's guidelines, you ensure that you can operate the device properly, set it up correctly for your dive profile, and utilize its safety features effectively. This foundational knowledge is crucial for enhancing both safety and performance during dives. Ensuring that you start with a clear understanding allows you to make informed decisions while diving, thus minimizing the risk of complications related to equipment use.