Receive Window Auto-Tuning is a feature in this version of Windows that improves networking performance when you are using newer networking hardware, but the feature might cause problems with older networking hardware. Sometimes, disabling Auto-Tuning might solve your problem.
To disable Auto-Tuning:
- Click the Start button , and then, in the Search box, type cmd.
- Press CTRL+SHIFT+ENTER to run the program as an administrator. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
- At the command prompt, type netsh int tcp set global autotuninglevel=disable, and then press Enter.
- When the process has finished, restart your computer. If this procedure does not solve the problem, you can turn Auto-Tuning back on by repeating steps a and b of this procedure, typing netsh int tcp set global autotuninglevel=normal, and then pressing Enter.