can't update

[Artnakes]

Hi, I'm a newcomer and i'm a bit lost. I don't really know how to let my computer allow to acess to the designated files.
(sorry some things are write in french)
Error Downloading updater:
System.UnauthorizedAccessException: L'accès au chemin d'accès 'C:\Users\User\Downloads\ReturnOfReckoning-March2020\Warhammer Online - Return of Reckoning\RoRLauncher.exe' est refusé.
à System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
à 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)
à System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
à RoRUpdater.MainWindow.c7L3Zl71wSqG8TOaIO(Object , FileMode , FileAccess )
à RoRUpdater.MainWindow.tYB114Sxk(Object , DownloadDataCompletedEventArgs )

[zak68]

viewtopic.php?f=4&t=31241
"Go into your Antivirus, Firewall, or Malware detection programs, and whitelist the entire folder that you put on your desktop."