How to login in Windows XP without Product Activation
Some time you are not able to login in Windows XP if your windows XP is not activated it will log you out and you can not access your desktop .
1- Reboot the XP
2- Boot with safe mode with command prompt
3- run command explorer.exe (it will open your desktop)
4- Go to run
5- Execute the command “rundll32.exe syssetup,SetupOobeBnk”
Note command is case sensitive.
6- Reboot the XP
7- Now you can login.