Resolved Both the players are moving together what is the issue with my code?

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Photon.Pun;

public class LinearMovement : MonoBehaviour
{
private CharacterController character_Controller;
private Vector3 move_Direction;

public float speed = 5f;
private float gravity = 20f;
public float jump_Force = 10f;
private float vertical_Velocity;
PhotonView PV;
Rigidbody rb;

void Awake(){
character_Controller = GetComponent<CharacterController>();
rb=GetComponent<Rigidbody>();
PV = GetComponent<PhotonView>();
}
void Start(){
if (!PV.IsMine){
Destroy(GetComponentInChildren<Camera>().gameObject);
Destroy(rb);
}
}
// Update is called once per frame
void Update(){
MoveThePlayer();
if (!PV.IsMine){
return;
}
}

void MoveThePlayer(){
move_Direction = new Vector3(Input.GetAxis(Axis.HORIZONTAL), 0f, Input.GetAxis(Axis.VERTICAL));
move_Direction = transform.TransformDirection(move_Direction);
move_Direction *= speed * Time.deltaTime;
ApplyGravity();
character_Controller.Move(move_Direction);

PV.RPC("UpdateTransform", RpcTarget.OthersBuffered, transform.position, transform.rotation);

}

void ApplyGravity(){
vertical_Velocity -= gravity * Time.deltaTime;
if(character_Controller.isGrounded) {
if(character_Controller.isGrounded && Input.GetKeyDown(KeyCode.Space)) vertical_Velocity = jump_Force;
}
move_Direction.y = vertical_Velocity * Time.deltaTime;
}

public void OnPhotonSerializeView(PhotonStream stream, PhotonMessageInfo info){
if (stream.IsWriting){
// Send the position and rotation across the network
stream.SendNext(transform.position);
stream.SendNext(transform.rotation);
} else {
// Receive the position and rotation from the network
transform.position = (Vector3)stream.ReceiveNext();
transform.rotation = (Quaternion)stream.ReceiveNext();
}
}

// Define the method to be called across the network
[PunRPC]
void UpdateTransform(Vector3 newPosition, Quaternion newRotation){
transform.position = newPosition;
transform.rotation = newRotation;
}
}