Don't Fall

local TweenService = game:GetService("TweenService")
local Debris = game:GetService("Debris")

local Players = game:GetService("Players")
local Player = Players.LocalPlayer
local Character = Player.Character or Player.CharacterAdded:Wait()
local HumanoidRootPart = Character.HumanoidRootPart
local Humanoid = Character.Humanoid

local ActivationTime = 0.8
local InstantTeleport = false
local Enabled
local LastTick
local PreviousCFrames = {}
local Info = TweenInfo.new(
    0.8,
    Enum.EasingStyle.Sine,
    Enum.EasingDirection.Out,
    0,
    false,
    0
)

local function start()
    while Enabled do
        wait(0.05)
        local HumanoidState = Humanoid:GetState()
        if HumanoidState == Enum.HumanoidStateType.Freefall then
            if not LastTick then
                LastTick = tick()
            elseif LastTick then
                local NewTick = tick()
                if NewTick - LastTick > ActivationTime and HumanoidRootPart.CFrame.Position.Y < 0 and HumanoidState == Enum.HumanoidStateType.Freefall then
                    for i = #PreviousCFrames,1,-1 do
                        HumanoidRootPart.Anchored = true
                        if not InstantTeleport then
                            local RestorePosition = TweenService:Create(HumanoidRootPart, Info, {CFrame = PreviousCFrames[i]})
                            RestorePosition:Play()
                            RestorePosition.Completed:Wait()
                        else
                            HumanoidRootPart.CFrame = PreviousCFrames[i]
                        end
                        HumanoidRootPart.Anchored = false
                        local NewState = Humanoid:GetState()
                        if NewState ~= Enum.HumanoidStateType.Freefall then
                            break
                        end
                    end
                end
            end
        elseif HumanoidState == Enum.HumanoidStateType.RunningNoPhysics or HumanoidState == Enum.HumanoidStateType.Landed or HumanoidState == Enum.HumanoidStateType.Running then
            LastTick = nil
            if #PreviousCFrames > 1000 then
                PreviousCFrames = {}
            end
            PreviousCFrames[#PreviousCFrames+1] = HumanoidRootPart.CFrame
        elseif HumanoidState == Enum.HumanoidStateType.Jumping then
            LastTick = nil
        end
    end
end

local antifall = {}
    function antifall.Enable()
        Enabled = true
        spawn(start)
    end

    function antifall.Disable()
        Enabled = false
    end

    function antifall.InstantTeleport(value)
        InstantTeleport = value
    end

    function antifall.EditActivationTime(value)
        ActivationTime = value
    end

    function antifall.EditTweenTime(value)
        Info = TweenInfo.new(
            value,
            Enum.EasingStyle.Sine,
            Enum.EasingDirection.Out,
            0,
            false,
            0)
    end
return antifall