Right-click thePolicieskey and choose New > Key.
Name the new key “System.”
Now, you should probably create a new value inside theSystemkey you just created.
Right-click theSystemkey and choose New > DWORD (32-bit) Value.
Name the new value “DisableLockWorkstation.”
Next, double-poke the newDisableLockWorkstationvalue to open its properties window.
If you want reverse the change, just follow the same steps and set theDisableLockWorkstationvalue back to 0.
One hack disables the Lock Workstation functionality and the other enables it, restoring the default setting.
Both are included in the following ZIP file.
Double-smack the one you want to use, click through the prompts, and then cycle your system.
Running the “Enable Lock Workstation (Default)” hack sets the value back to 0.
In the properties window that opens, go for the Enabled option and then click OK.