-- LocalScript inside StarterGui

local player = game.Players.LocalPlayer
local character = player.Character or player.CharacterAdded:Wait()
local humanoid = character:WaitForChild("Humanoid")

-- Create ScreenGui
local screenGui = Instance.new("ScreenGui")
screenGui.Parent = player:WaitForChild("PlayerGui")

-- Current Speed Label
local speedLabel = Instance.new("TextLabel")
speedLabel.Size = UDim2.new(0.3, 0, 0.05, 0)
speedLabel.Position = UDim2.new(0.35, 0, 0.3, 0)
speedLabel.BackgroundTransparency = 1
speedLabel.TextColor3 = Color3.fromRGB(255, 255, 255)
speedLabel.Font = Enum.Font.SourceSansBold
speedLabel.TextSize = 28
speedLabel.Text = "Speed: " .. humanoid.WalkSpeed
speedLabel.Parent = screenGui

-- Speed Input Box
local speedBox = Instance.new("TextBox")
speedBox.Size = UDim2.new(0.2, 0, 0.05, 0)
speedBox.Position = UDim2.new(0.4, 0, 0.4, 0)
speedBox.PlaceholderText = "Enter speed"
speedBox.Text = ""
speedBox.Font = Enum.Font.SourceSans
speedBox.TextSize = 24
speedBox.BackgroundColor3 = Color3.fromRGB(50, 50, 50)
speedBox.TextColor3 = Color3.fromRGB(255, 255, 255)
speedBox.Parent = screenGui

-- Apply Button
local applyBtn = Instance.new("TextButton")
applyBtn.Size = UDim2.new(0.15, 0, 0.05, 0)
applyBtn.Position = UDim2.new(0.425, 0, 0.48, 0)
applyBtn.Text = "Set Speed"
applyBtn.Font = Enum.Font.SourceSansBold
applyBtn.TextSize = 24
applyBtn.BackgroundColor3 = Color3.fromRGB(0, 170, 255)
applyBtn.TextColor3 = Color3.fromRGB(255, 255, 255)
applyBtn.Parent = screenGui

-- Update current speed label in real time
game:GetService("RunService").RenderStepped:Connect(function()
    speedLabel.Text = "Speed: " .. math.floor(humanoid.WalkSpeed)
end)

-- Set new speed when button is clicked
applyBtn.MouseButton1Click:Connect(function()
    local newSpeed = tonumber(speedBox.Text)
    if newSpeed then
        humanoid.WalkSpeed = newSpeed
    else
        warn("Please enter a valid number for speed.")
    end
end)