Subdivide an edge in blender

[pessmicka]

Does anyone know how can I subdivide the white horizontal edge in the intersection with the 2 black vertical edges? I dont even how to ask that to youtube or google, I have been trying for literally 2 hours, thanks in advance

[Soliman]

https://docs.blender.org/manual/en/4...subdivide.html
https://docs.blender.org/manual/en/2...form/move.html
https://docs.blender.org/manual/en/4...bar/blade.html

[pessmicka]

https://docs.blender.org/manual/en/4...subdivide.html
https://docs.blender.org/manual/en/2...form/move.html
https://docs.blender.org/manual/en/4...bar/blade.html

muchisimas gracias por la ayudaaa!!!!!!!!!!!!!!!1