yar main cahta hopin kay mara desktop lock hoo kiii wallpeper koo chang naa kar sakin mera passs aik tip hain kia woo theekhain yaa nahin main kafiii kosshis kii hain lakin kamm nahinkar rahin hain

regedit
HKEY-CURRENT-USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POL OCIES\EXPLORER
JAHAN PER AIK NEW DWORD BANIN JIS KAA NAME NOSAVESETTING AUR VALUE 1 HOOO ABB SYSTEM KOO RESTART KAR DIAN
KIA YA THK HAIN YAAA GALT