What are the best techniques for using wood filler glue to repair damaged wooden surfaces effectively?

To effectively repair damaged wooden surfaces using wood filler glue, follow these techniques:

1. Clean the damaged area thoroughly to remove any debris or dirt.
2. Apply the wood filler glue generously to fill in the damaged area, ensuring it is level with the surrounding surface.
3. Use a putty knife to smooth out the filler and remove any excess.
4. Allow the filler to dry completely before sanding it down to blend with the rest of the surface.
5. Finish by staining or painting the repaired area to match the rest of the wood.