Double Jump | Infinite Jump

local char = script.Parent
local hum = char:WaitForChild("Humanoid")

local uis = game:GetService("UserInputService")

local jumps = 0
local maxJumps = 2

local currentTick = tick()

hum.StateChanged:Connect(function(oldState, newState)
    if newState == Enum.HumanoidStateType.Landed then
        jumps = 0
    end
end)

uis.JumpRequest:Connect(function()
    if jumps < maxJumps and tick() - currentTick > 0.2 then
        jumps += 1
        currentTick = tick()
        hum:ChangeState(Enum.HumanoidStateType.Jumping)
    end
end)