Most mods require a console on a specific, older firmware (usually 9.00 or lower) to execute the necessary exploits.
If you were to move to PC, where these mods are available, the top "story-style" or overhaul mods include: Iceborne Community Edition (ICE) monster hunter world iceborne ps4 mods top
“The Guiding Lands bow to no one — except a hunter with a USB drive and a hex editor.” Most mods require a console on a specific,
Monster Hunter World: Iceborne on PS4, it is important to clarify that standard modding is not officially supported by Sony or Capcom Visual & Quality of Life (QoL) Simulation If
Push weapon augments beyond their standard limits for massive attack or affinity boosts. 2. Visual & Quality of Life (QoL) Simulation
If you truly want (new armors, HD textures, lighting overhauls, weapon skins, QoL overlays like damage meters) — you need the PC version on Steam. The PS4 will never get those.