This is where most users get lost. The manual might say "Set Resolution," but the terms are odd. Here is the cheat sheet:
The Head 720p Action Camera is a user-friendly, compact recording unit requiring a Class 10 MicroSD card (up to 32GB) for operation. It features a three-button system to easily navigate between video recording, photo, and settings modes, requiring a 2–4 hour charge for optimal battery life. For detailed operational instructions, consult the official manufacturer's user manual. Head 720p Action Camera User Manual
If using the waterproof housing, ensure the rubber seal is clean and free of hair or debris to maintain a watertight seal. Cleaning: Use a soft, lint-free cloth to clean the lens. This is where most users get lost