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.