Originally Posted by
DarkenedSky
If you have a problem downloading the file wow-2.1.1.1897-enUS-tools-downloader.exe that shows up on the launcher, please follow the below instructions.
1. Go to where you have World of Warcraft installed.
2. Make sure everything related to WoW is not running.
3. Right click on Wow.exe and run as admin (or just open it if your User Access Control is set to off)
4. Log into your account and wait for the patch to download.
5. Press Restart
6. Enjoy your update (lolwut?)