How To Turning off Windows Messenger, do the following steps :
1. Open Registry Editor
2. HKEY_LOCAL_MACHINE –>Software –>Policies –>Microsoft, then select the Edit menu–>New–>Key, and name Messenger
3. Then create another key in this manner in the Messenger directory with the name of his key Client
4. After that, click the Edit menu –> New –> DWORD Value and name-Run Prevent
5. Right-click PreventRun value, select Modify, fill in the number one in the Value data, and click OK.





















