i dont get it either because climbing is seriously not that hard in that game, the game is generous with flowers/leaves and theres teleporters to use.
theres no reason it should be frustrating unless someone is being purposefully obtuse or they seriously borked up the ps4 release. i never heard of anyone having such a hard time until it came out on that.
the ps4 version is nooooot great, the framerate never seems great and 90% of the time the climbing is fine... until it's not