From the WoW Forums:從哇論壇：
This evening we will be taking down the PTRs to apply a new build with more fixes for voicechat and sound issues.今天晚上我們將採取降低ptrs申請一個新的建設有更多的修正語音聊天和健全的問題。
The servers should go down around 7PM Pacific time and we expect them to be down for 4-6 hours.服務器應該走時至下午七時左右，太平洋時間，我們預料，它們將下降為4-6小時。
Once the servers are back up please be sure to report any issues […]一旦服務器備份，請務必報告任何問題[ … … ]

The Kirin Tor realm is down to resolve performance issues.麒麟Tor的境界是下跌來解決性能問題。 We anticipate that the realm will only be down for a short duration, and appreciate your patience in that matter.我們預期的境界才會下降為期限短，並感謝您的耐心在這件事。 WikidraSenior Game MasterBlizzard Entertainment wikidrasenior遊戲masterblizzard娛樂
Original post by Mike Schramm原職由Mike施拉姆