desync roblox script

-- code from here https://x64.gg/t/roblox-universal-desync-using-hooks/101
local runService = game:GetService("RunService")
local localPlayer = game:GetService("Players").LocalPlayer

local desyncT = {
   enabled = true,
   loc = CFrame.new()
}

runService.Heartbeat:Connect(function()
    if desyncT.enabled and localPlayer.Character then
        local character = localPlayer.Character
        local root = character:FindFirstChild("HumanoidRootPart")
        if root then
            desyncT.loc = root.CFrame -- setting the real cframe to where we are
            local newCframe = desyncT.loc -- storing the actual cframe
            newCframe = newCframe * CFrame.new(0, -, ) 
            root.CFrame = newCframe 
            runService.RenderStepped:() 
            root.CFrame = desyncT.loc 
        
    
)

 desynchook = 
desynchook = (, , ((self, key)
     desyncT.enabled   ()  key ==   localPlayer.Character  self == localPlayer.Character.HumanoidRootPart 
         desyncT.loc
    
     (self, key)
))