its a normal fly script by me

 ScreenGui = .()
 MainFrame = .()
 UICorner = .()
 Title = .()
 SpeedInput = .()
 ToggleBtn = .()
 NoclipBtn = .()


ScreenGui.Parent = .CoreGui
ScreenGui.Name = 

MainFrame.Name = 
MainFrame.Parent = ScreenGui
MainFrame.BackgroundColor3 = .(, , )
MainFrame.Position = .(, -, , -)
MainFrame.Size = .(, , , )
MainFrame.Active = 
MainFrame.Draggable = 

UICorner.CornerRadius = .(, )
UICorner.Parent = MainFrame

Title.Parent = MainFrame
Title.Size = .(, , , )
Title.Text = 
Title.TextColor3 = .(, , )
Title.Font = .Font.GothamBold
Title.TextSize = 
Title.BackgroundTransparency = 

  (obj, txt, pos)
    obj.Parent = MainFrame
    obj.Size = .(, , , )
    obj.Position = .(, , , pos)
    obj.BackgroundColor3 = .(, , )
    obj.TextColor3 = .(, , )
    obj.Font = .Font.Gotham
     obj:()  obj.PlaceholderText = txt obj.Text =   obj.Text = txt 
    .(, obj)


(SpeedInput, , )
(ToggleBtn, , )
(NoclipBtn, , )


 flying = 
 noclip = 
 player = .Players.LocalPlayer
 userInput = :()
 runService = :()
 bv, bg


  (state)
     char = player.Character
     char  char:() 
         state 
             anims = char.Humanoid:()
             _, track  (anims)  track:() 
             char:()  char.Animate.Disabled =  
        
             char:()  char.Animate.Disabled =  
        
    


runService.Stepped:(()
     noclip  player.Character 
         _, v  (player.Character:()) 
             v:()  v.CanCollide =  
        
    
)


  ()
     cam = .CurrentCamera.CFrame
     direction = .(, , )
     userInput:(.KeyCode.W)  direction = direction + cam.LookVector 
     userInput:(.KeyCode.S)  direction = direction - cam.LookVector 
     userInput:(.KeyCode.A)  direction = direction - cam.RightVector 
     userInput:(.KeyCode.D)  direction = direction + cam.RightVector 
     userInput:(.KeyCode.Space)  direction = direction + .(, , ) 
     userInput:(.KeyCode.LeftControl)  direction = direction - .(, , ) 
     direction


ToggleBtn.MouseButton1Click:(()
    flying =  flying
     root = player.Character:()
     flying  root 
        ToggleBtn.Text = 
        ToggleBtn.BackgroundColor3 = .(, , )
        ()
        bv = .(, root)
        bg = .(, root)
        bv.MaxForce = .(.huge, .huge, .huge)
        bg.MaxTorque = .(.huge, .huge, .huge)
        bg.P, bg.D = , 
        .(()
             flying 
                bv.Velocity = () * ((SpeedInput.Text)  )
                bg.CFrame = .CurrentCamera.CFrame
                .()
            
        )
    
        ToggleBtn.Text = 
        ToggleBtn.BackgroundColor3 = .(, , )
        ()
         bv  bv:() 
         bg  bg:() 
    
)

NoclipBtn.MouseButton1Click:(()
    noclip =  noclip
    NoclipBtn.Text = noclip    
    NoclipBtn.BackgroundColor3 = noclip  .(, , )  .(, , )
)