A: Extremely unlikely. Capcom does not actively monitor PS4 save files unless you upload speedrun leaderboard times. Avoid using illegal quest modifiers.
If you decide to move your hunt to PC for a modded experience, these are the most highly-rated additions from the community: Quality of Life (QoL) Mods: Souvenir's Light Pillar: Monster Hunter World Iceborne Ps4 Mods
This has split the community into three distinct factions: A: Extremely unlikely
If you want the visual overhauls, model swaps, and quality-of-life mods seen on YouTube or Nexus Mods, The PS4 version remains unmoddable for the general public. Monster Hunter World Iceborne Ps4 Mods