Return of Reckoning

what i do?

Error: System.UnauthorizedAccessException: O acesso ao caminho 'D:\Downloads\ReturnOfReckoning-March2020\Warhammer Online - Return of Reckoning\art.myp' foi negado.
em System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
em System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
em System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
em WarZoneLib.MYP.B5lsDurUKp7MXnmEEd(Object , FileMode , FileAccess )
em WarZoneLib.MYP..ctor(String fileName, FileAccess access)
em WarZoneLib.MYPManager.Get(MythicPackage archive)
em RoRLauncher.Client.HknXgX8I1CQ3FVY7npS(MythicPackage archive)
em RoRLauncher.Client.Handle(PacketIn packet)
em RoRLauncher.Client.IkaEZ48iD826NFTu0BH(Object )
em RoRLauncher.Client.OnReceive(PacketIn packet)
em RoRLauncher.Client.rSN1Kf8QdDryQ7nW8sU(Object )
em RoRLauncher.Client.YFLZyjs0vm(Object )

It worked for me -
,,click (main RoR) folder, go to properties, and uncheck read-only. Apply it to all the files.
Don't worry if the box still looks filled afterward, that's just Windows being dumb. It did what it needed to do.,,