TYPO TITLE!!! MEANT TO SAY DECREASE LATENCY!!
All credit goes to Swifty 3.
First: open run
Third:Open HKEY_LOCAL_MACHINE >> SYSTEM >> Current Control Set >> Services >> TCPIP >> Parameters >> Interfaces.
Fourth:Look in each folder for a line called DCHPIPaddress.
Fifth:Right click off to the sides >> New DWORD
Sixth:Right click the file you just made and hit modify. set value data to 1. Then click base to Hexadecimal.
Seventh: Disable your network connection to the internet. Then reconnect.
Now start WoW and your latency should be down a bit!
Thanks for looking at swiftys guilde(that was not made by me)