walkspeed

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

local defaultSpeed = humanoid.WalkSpeed
local boostSpeed = 50 -- скорость при нажими клавиши
local speedChanged = false

UserInputService.InputBegan:Connect(function(input, gameProcessed)
    if gameProcessed then return end
    
    if input.KeyCode == Enum.KeyCode.E then
        -- При нажатии клавиши E увеличиваем скорость
        humanoid.WalkSpeed = boostSpeed
        speedChanged = true
    end
end)

UserInputService.InputEnded:Connect(function(input, gameProcessed)
    if gameProcessed then return end
    
    if input.KeyCode == Enum.KeyCode.E and speedChanged then
        -- При отпускании клавиши возвращаем стандартную скорость
        humanoid.WalkSpeed = defaultSpeed
        speedChanged = false
    end
end)