starting up the game/ updating. HELP!

can't get wrath of the lich king to update so i can play. please help me fix. tried download mist of pandaria, game wouldn't even launch. please help

bump . . . . .

for Wotlk problem log-in by using warmane account name, not email address

For MoP problem Follow these steps:
1) Restart your PC
2) close your Torrent client and move your WoW folder away from your Torrent's download destination
3) now right click on WoW folder> Properties> remove "read-only".

whats Wotlk and MoP?

Wotlk = wrath of the lich king
MoP = mist of pandaria