You try to open some Web sites in a Web browser on a Windows Vista-based computer. However, you may experience slow Internet connectivity, and you may receive the following error message:
Page cannot be displayed.
To resolve this issue, disable the TCP autotuning feature. To do this, follow these steps:
- Log on to the computer as a user who has administrative rights.
runas /user:local_Computer_Name\administrator cmd
box, and then press ENTER.
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- When you are prompted for the administrator account password, type the administrator account password, and then press ENTER.
- Type the following command at the command prompt, and then press ENTER:
netsh int tcp set global autotuninglevel=disabled
- After you run the command successfully, type exit at the command prompt, and then press ENTER.
- Restart the computer.
- After you log on to the computer, try to access a Web site.
Article ID: 940266 - Last Review: September 25, 2007 - Revision: 2.2
- Windows Vista Ultimate
- Windows Vista Enterprise
- Windows Vista Business
- Windows Vista Home Premium
- Windows Vista Home Basic
- Windows Vista Starter
- Windows Vista Enterprise 64-bit Edition
- Windows Vista Home Basic 64-bit Edition
- Windows Vista Home Premium 64-bit Edition
- Windows Vista Ultimate 64-bit Edition
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