Smooth FPS?

local timeBegan = tick()
for i,v in ipairs(workspace:GetDescendants()) do
	if v:IsA("BasePart") then
		v.Material = "SmoothPlastic"
	end
end
for i,v in ipairs(game:GetService("Lighting"):GetChildren()) do
	v:Destroy()
end
local timeEnd = tick() - timeBegan
local timeMS = math.floor(timeEnd*1000)
print("shoudl work now lmao " .. timeMS .. "ms")