Roblox Fly Script (works June 2023!)

-- to fly, hit CTRL + F

local flyspeed = 200
local flying = false
local maxdistance = 100000000000000 --using math.huge makes this script wonky
local uiservice = game.UserInputService
local lplr = game.Players.LocalPlayer
local mouse = lplr:GetMouse()
local function GetVelocity(pos1,pos2,StudsPerSecond)
local distance = (pos2 - pos1)
local mag = distance.Magnitude
return (distance/mag)*StudsPerSecond
end
local function getkey(keycode)
local key = tostring(keycode):lower()
local findcode, a = key:find("keycode.")
return key:sub(a+1)
end
local keys = {}
game.RunService.Heartbeat:connect(function()
pcall(function()
local hrp = lplr.Character.Humanoid.RootPart
local frontoffset = CFrame.new() + Vector3.new(0,0,-maxdistance)
local backoffset = CFrame.new() + Vector3.new(0,0,maxdistance)
local leftoffset = CFrame.new() + Vector3.new(-maxdistance,0,0)
local rightoffset = CFrame.new() + Vector3.new(maxdistance,0,0)
local upoffset = CFrame.new() + Vector3.new(0,maxdistance,0)
local downoffset = CFrame.new() + Vector3.new(0,-maxdistance,0)
local velocity = Vector3.new()
    if flying then
    if keys.w_active then
        velocity = velocity + GetVelocity(hrp.Position,(hrp.CFrame*frontoffset).Position,flyspeed)
    end
    if keys.s_active then
        velocity = velocity + GetVelocity(hrp.Position,(hrp.CFrame*backoffset).Position,flyspeed)
    end
    if keys.a_active then
        velocity = velocity + GetVelocity(hrp.Position,(hrp.CFrame*leftoffset).Position,flyspeed)
    end
    if keys.d_active then
        velocity = velocity + GetVelocity(hrp.Position,(hrp.CFrame*rightoffset).Position,flyspeed)
    end
    if keys.e_active then
        velocity = velocity + GetVelocity(hrp.Position,(CFrame.new(hrp.Position)*upoffset).Position,flyspeed)
    end
    if keys.q_active then
        velocity = velocity + GetVelocity(hrp.Position,(CFrame.new(hrp.Position)*downoffset).Position,flyspeed)
    end
    hrp.Velocity = velocity
     hrp.CFrame = CFrame.new(hrp.Position, (workspace.Camera.CFrame*(CFrame.new()+Vector3.new(0,0,-maxdistance))).Position)
    end
    if flying and not keys.w_active and not keys.a_active and not keys.s_active and not keys.d_active and not keys.q_active and not keys.e_active then
        hrp.Anchored = true
    else
        hrp.Anchored = false
    end
end)
end)
uiservice.InputBegan:connect(function(key,processed)
if processed then return end
    if key.KeyCode == Enum.KeyCode.F and game.UserInputService:IsKeyDown(Enum.KeyCode.LeftControl) then
        flying = not flying
        if flying then
            uiservice.MouseBehavior = Enum.MouseBehavior.LockCenter
            lplr.Character.Humanoid.CameraOffset = Vector3.new(2,0,0)
        else
            uiservice.MouseBehavior = Enum.MouseBehavior.Default
            lplr.Character.Humanoid.CameraOffset = Vector3.new(0,0,0)
        end
    end
    keys[getkey(key.KeyCode).."_active"] = true
end)
uiservice.InputEnded:connect(function(key)
    keys[getkey(key.KeyCode).."_active"] = false
end)