1) Determine your IP (ipconfig or similar)
Start->All Programs->Accessories->Command Prompt, type in "ipconfig" and push enter.
2) Run Regedit
Start->Run, type "regedit", click ok
3) Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Servic es\Tcpip\Parameters\Interfaces
In this directory, there are going to be several folders with seemingly random letters and/or numbers as names. You're going to have the find the correct one to edit, which is done by doing the next step.
4) Determine which interface is for your IP. The correct interface will have a DhcpIPAddress set to your current IP.
this is displayed to the right after clicking one of the directories mentioned earlier, and should be the fifth or sixth entry down.
5) Right-click on the interface and select New->DWORD
right click anywhere in the area that has your IP displayed nexted to the DhcpIPAddress entry.
6) Set the name to TcpAckFrequency (case sensitive)
right click->rename.
7) Set to a decimal value of "1"
right click->modify, type "1" in the value field, select "decimal," and click OK.
8) Save
there's no save function, just close out of RegEdit.
9) Restart your computer