I can't connect..

Hello there,I cant connect with wow at all I am starting Wow.exe and it didnt load, i am waiting few minutes and then it pops up 1 window that says:
Data/enGB/wow-update-enGB-18273.MPQ:World of Warcraft can't make a required change to an archive file.Be sure you have write permission for the World of Warcraft folder or try running the game in administrator mode.For more information, see:https://battle.net/support/article/6910.I tryed everything but it did not work. pls help me

1) close your Torrent client and move your WoW folder away from your Torrent's download destination
2) now right click on WoW folder> Properties> remove "read-only"