Lag reduction tool

local ScreenGui = Instance.new("ScreenGui")
local Frame = Instance.new("Frame")
local logo = Instance.new("TextLabel")
local skiddedlabel = Instance.new("TextLabel")
local credit = Instance.new("TextLabel")
local booster2 = Instance.new("TextButton")
local booster1 = Instance.new("TextButton")
local hide = Instance.new("TextLabel")

--Properties:

ScreenGui.Parent = game.CoreGui

Frame.Parent = ScreenGui
Frame.BackgroundColor3 = Color3.fromRGB(255, 255, 255)
Frame.BorderColor3 = Color3.fromRGB(255, 255, 255)
Frame.Position = UDim2.new(0.432935894, 0, 0.0453987792, 0)
Frame.Size = UDim2.new(0, 676, 0, 455)
Frame.Active = true
Frame.Draggable = true

logo.Name = "logo"
logo.Parent = Frame
logo.BackgroundColor3 = Color3.fromRGB(255, 255, 255)
logo.BorderColor3 = Color3.fromRGB(255, 255, 255)
logo.Size = UDim2.new(0, 200, 0, 50)
logo.Font = Enum.Font.SourceSans
logo.Text = "FPS+"
logo.TextColor3 = Color3.fromRGB(0, 0, 0)
logo.TextScaled = true
logo.TextSize = 14.000
logo.TextWrapped = true

skiddedlabel.Name = "skiddedlabel"
skiddedlabel.Parent = Frame
skiddedlabel.BackgroundColor3 = Color3.fromRGB(255, 255, 255)
skiddedlabel.BorderColor3 = Color3.fromRGB(255, 255, 255)
skiddedlabel.Position = UDim2.new(0, 0, 0.890109897, 0)
skiddedlabel.Size = UDim2.new(0, 200, 0, 50)
skiddedlabel.Font = Enum.Font.SourceSans
skiddedlabel.Text = "Everythings Skidded"
skiddedlabel.TextColor3 = Color3.fromRGB(0, 0, 0)
skiddedlabel.TextScaled = true
skiddedlabel.TextSize = 14.000
skiddedlabel.TextWrapped = true

credit.Name = "credit"
credit.Parent = Frame
credit.BackgroundColor3 = Color3.fromRGB(255, 255, 255)
credit.BorderColor3 = Color3.fromRGB(255, 255, 255)
credit.Position = UDim2.new(0.703129292, 0, 0.890109897, 0)
credit.Size = UDim2.new(0, 200, 0, 50)
credit.Font = Enum.Font.SourceSans
credit.Text = "Made by TheMagicPiston"
credit.TextColor3 = Color3.fromRGB(0, 0, 0)
credit.TextScaled = true
credit.TextSize = 14.000
credit.TextWrapped = true

booster2.Name = "booster2"
booster2.Parent = Frame
booster2.BackgroundColor3 = Color3.fromRGB(255, 255, 255)
booster2.Position = UDim2.new(0.351169914, 0, 0.443956077, 0)
booster2.Size = UDim2.new(0, 200, 0, 50)
booster2.Font = Enum.Font.SourceSans
booster2.Text = "Booster 2"
booster2.TextColor3 = Color3.fromRGB(0, 0, 0)
booster2.TextSize = 14.000
booster2.MouseButton1Down:connect(function()
    local decalsyeeted = true -- Leaving this on makes games look shitty but the fps goes up by at least 20.
    local g = game
    local w = g.Workspace
    local l = g.Lighting
    local t = w.Terrain
    t.WaterWaveSize = 0
    t.WaterWaveSpeed = 0
    t.WaterReflectance = 0
    t.WaterTransparency = 0
    l.GlobalShadows = false
    l.FogEnd = 9e9
    l.Brightness = 0
    settings().Rendering.QualityLevel = "Level01"
    for i, v in pairs(g:GetDescendants()) do
        if v:IsA("Part") or v:IsA("Union") or v:IsA("CornerWedgePart") or v:IsA("TrussPart") then
            v.Material = "Plastic"
            v.Reflectance = 0
        elseif v:IsA("Decal") or v:IsA("Texture") and decalsyeeted then
            v.Transparency = 1
        elseif v:IsA("ParticleEmitter") or v:IsA("Trail") then
            v.Lifetime = NumberRange.new(0)
        elseif v:IsA("Explosion") then
            v.BlastPressure = 1
            v.BlastRadius = 1
        elseif v:IsA("Fire") or v:IsA("SpotLight") or v:IsA("Smoke") then
            v.Enabled = false
        elseif v:IsA("MeshPart") then
            v.Material = "Plastic"
            v.Reflectance = 0
            v.TextureID = 10385902758728957
        end
    end
    for i, e in pairs(l:GetChildren()) do
        if e:IsA("BlurEffect") or e:IsA("SunRaysEffect") or e:IsA("ColorCorrectionEffect") or e:IsA("BloomEffect") or e:IsA("DepthOfFieldEffect") then
            e.Enabled = false
        end
    end
end)

booster1.Name = "booster1"
booster1.Parent = Frame
booster1.BackgroundColor3 = Color3.fromRGB(255, 255, 255)
booster1.Position = UDim2.new(0.351169914, 0, 0.303296715, 0)
booster1.Size = UDim2.new(0, 200, 0, 50)
booster1.Font = Enum.Font.SourceSans
booster1.Text = "Booster 1"
booster1.TextColor3 = Color3.fromRGB(0, 0, 0)
booster1.TextSize = 14.000
booster1.MouseButton1Down:connect(function()
    _G.Settings = {
        Players = {
            <"Ignore Me"> = true, -- Ignore your Character
            <"Ignore Others"> = true -- Ignore other Characters
        },
        Meshes = {
            Destroy = false, -- Destroy Meshes
            LowDetail = true -- Low detail meshes (NOT SURE IT DOES ANYTHING)
        },
        Images = {
            Invisible = true, -- Invisible Images
            LowDetail = false, -- Low detail images (NOT SURE IT DOES ANYTHING)
            Destroy = false, -- Destroy Images
        },
        <"No Particles"> = true, -- Disables all ParticleEmitter, Trail, Smoke, Fire and Sparkles
        <"No Camera Effects"> = true, -- Disables all PostEffect's (Camera/Lighting Effects)
        <"No Explosions"> = true, -- Makes Explosion's invisible
        <"No Clothes"> = true, -- Removes Clothing from the game
        <"Low Water Graphics"> = true, -- Removes Water Quality
        <"No Shadows"> = true, -- Remove Shadows
        <"Low Rendering"> = true, -- Lower Rendering
        <"Low Quality Parts"> = true -- Lower quality parts
    }
    local Players = game:GetService("Players")
    local BadInstances = {"DataModelMesh", "FaceInstance", "ParticleEmitter", "Trail", "Smoke", "Fire", "Sparkles", "PostEffect", "Explosion", "Clothing", "BasePart"}
    local CanBeEnabled = {"ParticleEmitter", "Trail", "Smoke", "Fire", "Sparkles", "PostEffect"}
    local function PartOfCharacter(Instance)
        for i, v in pairs(Players:GetPlayers()) do
            if v.Character and Instance:IsDescendantOf(v.Character) then
                return true
            end
        end
        return false
    end
    local function ReturnDescendants()
        local Descendants = {}
        WaitNumber = 5000
        if _G.Settings.Players<"Ignore Others"> then
            for i, v in pairs(game:GetDescendants()) do
                if not v:IsDescendantOf(Players) and not PartOfCharacter(v) then
                    for i2, v2 in pairs(BadInstances) do
                        if v:IsA(v2) then
                            table.insert(Descendants, v)
                        end
                    end
                end
                if i == WaitNumber then
                    task.wait()
                    WaitNumber = WaitNumber + 5000
                end
            end
        elseif _G.Settings.Players<"Ignore Me"> then
            for i, v in pairs(game:GetDescendants()) do
                if not v:IsDescendantOf(Players) and not v:IsDescendantOf(ME.Character) then
                    for i2, v2 in pairs(BadInstances) do
                        if v:IsA(v2) then
                            table.insert(Descendants, v)
                        end
                    end
                end
                if i == WaitNumber then
                    task.wait()
                    WaitNumber = WaitNumber + 5000
                end
            end
        end
        return Descendants
    end
    local function CheckIfBad(Instance)
        if not Instance:IsDescendantOf(Players) and not PartOfCharacter(Instance) then
            if Instance:IsA("DataModelMesh") then
                if _G.Settings.Meshes.LowDetail then
                    sethiddenproperty(Instance, "LODX", Enum.LevelOfDetailSetting.Low)
                    sethiddenproperty(Instance, "LODY", Enum.LevelOfDetailSetting.Low)
                elseif _G.Settings.Meshes.Destroy then
                    Instance:Destroy()
                end
            elseif Instance:IsA("FaceInstance") then
                if _G.Settings.Images.Invisible then
                    Instance.Transparency = 1
                elseif _G.Settings.Images.LowDetail then
                    Instance.Shiny = 1
                elseif _G.Settings.Images.Destroy then
                    Instance:Destroy()
                end
            end
        end
    end
    for i, v in pairs(ReturnDescendants()) do
        CheckIfBad(v)
    end
end)