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Run Regedit. From the start menu choose "Start/Run" and type "Regedit". Hit OK.
Backup the registry to assist recovery should the registry get corrupted. Use "Registry/Export Registry" and enter a filename for your backup copy.
Search for EnableAutodial using "Edit/Find". In the "Find What" box enter "EnableAutodial". Make sure that "Look at Values" is checked.
Note the current setting for EnableAutodial (probably 01 00 00 00) and the registry key. (A sample registry key might be HKEY_CURRENT_CONFIG\Software\Microsoft\Windows\CurrentVersion\Internet Settings).
Modify the data entry. Highlight the EnableAutodial value and use "Edit/Modify" then enter
"00 00 00 00".
Repeat step #3 and #4 for each occurrence of EnableAutodial.