Vencible fly gui R15

local Players = game:GetService("Players")
local RunService = game:GetService("RunService")

local plr = Players.LocalPlayer
local cam = workspace.CurrentCamera

local main = Instance.new("ScreenGui", plr.PlayerGui)
main.ResetOnSpawn = false

-- // The gui

local Frame = Instance.new("Frame", main)
Frame.Size = UDim2.new(0,190,0,70)
Frame.Position = UDim2.new(0.1,0,0.38,0)
Frame.BackgroundColor3 = Color3.fromRGB(200,200,200)
Frame.Active = true
Frame.Draggable = true

local title = Instance.new("TextLabel", Frame)
title.Size = UDim2.new(1,0,0,20)
title.Text = "Vencible Fly Gui"
title.BackgroundColor3 = Color3.fromRGB(200,200,200)
title.TextScaled = true

local up = Instance.new("TextButton", Frame)
up.Position = UDim2.new(0,0,0.3,0)
up.Size = UDim2.new(0,44,0,25)
up.Text = "Up"

local down = Instance.new("TextButton", Frame)
down.Position = UDim2.new(0,0,0.65,0)
down.Size = UDim2.new(0,44,0,25)
down.Text = "Down"

local onof = Instance.new("TextButton", Frame)
onof.Position = UDim2.new(0.7,0,0.65,0)
onof.Size = UDim2.new(0,56,0,25)
onof.Text = "Fly"

local plus = Instance.new("TextButton", Frame)
plus.Position = UDim2.new(0.23,0,0.3,0)
plus.Size = UDim2.new(0,45,0,25)
plus.Text = "+"

local speedTxt = Instance.new("TextLabel", Frame)
speedTxt.Position = UDim2.new(0.47,0,0.65,0)
speedTxt.Size = UDim2.new(0,44,0,25)
speedTxt.Text = "50"

local mine = Instance.new("TextButton", Frame)
mine.Position = UDim2.new(0.23,0,0.65,0)
mine.Size = UDim2.new(0,45,0,25)
mine.Text = "-"

-- // Logic of the fly

local char
local hum
local root
local flyTrack
local flyIdleTrack

local flying = false
local speed = 50
local manualY = 0

local bv = Instance.new("BodyVelocity")
bv.MaxForce = Vector3.new(1e9,1e9,1e9)

local bg = Instance.new("BodyGyro")
bg.MaxTorque = Vector3.new(1e9,1e9,1e9)

local function setupCharacter(c)
    char = c
    hum = char:WaitForChild("Humanoid")
    root = char:WaitForChild("HumanoidRootPart")

    local flyAnim = Instance.new("Animation")
    flyAnim.AnimationId = "rbxassetid://110309410329597"
    flyTrack = hum:LoadAnimation(flyAnim)

    local flyIdleAnim = Instance.new("Animation")
    flyIdleAnim.AnimationId = "rbxassetid://110863385954626"
    flyIdleTrack = hum:LoadAnimation(flyIdleAnim)

    if flying then
        bv.Parent = root
        bg.Parent = root
        hum.PlatformStand = true
    end
end

setupCharacter(plr.Character or plr.CharacterAdded:Wait())
plr.CharacterAdded:Connect(setupCharacter)

onof.MouseButton1Click:Connect(function()
    flying = not flying
    if flying then
        bv.Parent = root
        bg.Parent = root
        hum.PlatformStand = true
    else
        bv.Parent = nil
        bg.Parent = nil
        hum.PlatformStand = false
        flyTrack:Stop()
        flyIdleTrack:Stop()
    end
end)

plus.MouseButton1Click:Connect(function()
    speed += 10
    speedTxt.Text = tostring(speed)
end)

mine.MouseButton1Click:Connect(function()
    speed = math.max(10, speed - 10)
    speedTxt.Text = tostring(speed)
end)

up.MouseButton1Down:Connect(function()
    manualY = 1
end)

up.MouseButton1Up:Connect(function()
    manualY = 0
end)

down.MouseButton1Down:Connect(function()
    manualY = -1
end)

down.MouseButton1Up:Connect(function()
    manualY = 0
end)

RunService.RenderStepped:Connect(function()
    if not flying or not char or not root or not hum then return end

    local move = hum.MoveDirection
    local camCF = cam.CFrame

    local lookY = camCF.LookVector.Y
    local y = 0

    local moving = move.Magnitude > 0

    if manualY ~= 0 then
        y = manualY
    elseif moving then
        if lookY > 0.3 then
            y = lookY
        elseif lookY < -0.3 then
            y = lookY
        end
    else
        y = 0
    end

    local vel = Vector3.new(move.X, y, move.Z)

    if vel.Magnitude > 0 then
        vel = vel.Unit * speed
        if not flyTrack.IsPlaying then
            flyIdleTrack:Stop()
            flyTrack:Play()
        end
    else
        vel = Vector3.zero
        if not flyIdleTrack.IsPlaying then
            flyTrack:Stop()
            flyIdleTrack:Play()
        end
    end

    bv.Velocity = vel
    bg.CFrame = camCF
end)