HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows
| Data type | Range | Default value |
|---|---|---|
| REG_SZ | Number of seconds (in decimal) | Windows NT 3.1: 45 Windows NT 3.51 and later: 90 |
This entry is not used by and has no effect on Windows 2000. It remains in the registry to support applications which were written for Windows 3.51 and earlier.