BLOCK EXECUTION OF ANY PROGRAM IN WINDOW XP

Follow the simple steps given below to block execution of any particular program on your Windows 7.

1. ClickStart, and then clickRun.
2. In the text box, typeregedit, and pressEnter.
3. Locate and then click the following registry key: HKEY_CURRENT_USER
\Software\Microsoft
\Windows\CurrentVersion
\Policies\Explorer
4. In the right side panel right click on some empty area and point toNew, and then click onDWORD Value.
5. Type disallowrun, and then press ENTER.
6. Double-click
theDisallowRun value that you created in the previous step.
7. Type 1 in theValue data box, and then clickOK.
8. Create a newHKEY_CURRENT_USER \Software\Microsoft
\Windows\CurrentVersion
\Policies\Explorer
\DisallowRun subkey.
9. Right-click the following registry key, point toNew, and then clickKey:HKEY_CURRENT_USER \Software\Microsoft
\Windows\CurrentVersion
\Policies\Explorer. 10. Typedisallowrun, and then press ENTER.
11. For each program that you want to prevent users from running, create a new string value in theDisallowRun subkey . Use consecutive numbers to name the string values (starting with 1), and use the executable file name for the program as the data for the string value.For example, if you want to restrict users from running Microsoft Internet Explorer:
1. Go to the following key in Registry Editor: HKEY_CURRENT_USER
\Software\Microsoft
\Windows\CurrentVersion
\Policies\Explorer
\DisallowRun. Then right click in the right side panel and create a
new string value. Type:1, and then press ENTER.
2. Double-click the1 value that you created in the previous step.
3. Type iexplore.exe in theValue data box, and then clickOK.

12. Quit Registry Editor, and then restart the computer.

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