1. Surface Preparation: Prior to installing outdoor plastic wood flooring, it is essential to ensure the ground is level, dry, and free of any significant bumps or dips. If the ground is uneven, repairs and leveling should be conducted. If the ground is damp or has standing water, the moisture issue should be addressed first.

2. Basic Support: For the installation of outdoor WPC flooring, a robust support system must be established to ensure stability and durability of the floor. Wooden posts or concrete foundations can be used as supports to securely anchor the floor to the ground.

3. Installation Direction: The installation direction of outdoor plastic wood flooring should be determined based on the ground shape and usage requirements. Generally, the installation direction of the flooring should be perpendicular to the ground's long edge to enhance its strength and stability. Additionally, attention should be given to the location and size of the expansion joints to allow for free expansion and contraction of the flooring due to temperature and humidity changes.

4. Fixing Methods: The common fixing methods for outdoor plastic wood flooring include screw fixing and groove fixing. When choosing the fixing method, consider the characteristics of the flooring and the subfloor to ensure stability and safety. Screw fixing involves pre-drilling holes in the flooring and then securing it to the subfloor with screws. Groove fixing is achieved by locking the flooring into the support system's grooves through the flooring's own grooves.