ONE WAY USE WINDOWS DISK TO RESTORE ALL SYSTEM FILES.
OR TRY USING THESE STEPS:-
1. Restart your computer. Once the ThinkPoint window comes press Ctrl+Alt+Delete
You should now see the Windows Task Manager screen as shown in the
image below or a screen where you can select the Task Manager to be run.
Click on the Processes
tab. Then click and highlight hotfix.exe
and click End Task. If it asks you "Are you sure you want to terminate
the process?" click yes (or press Enter). This will close the ThinkPoint
2. While in Windows Task Manager, click the File -> "New Task (Run...)
" from the menu on the bottom right. Type in explorer.exe
and click OK. Your desktop and icons should start up as normal.
NOTE: if you got an error message "Windows cannot access the specified
device, path or file. You may not have the appropriate permissions to
access them", then please run this command first:
cacls "C:\Windows\explorer.exe" /G Everyone:F
A new windows will come up asking "Are you sure?" Type Y
and press enter.
Now run explorer.exe
3. Download the following file to your Desktop: windows-shell.reg
Double-click to run it. Click "Yes" when it asks if you want to add
the information to the registry. This file will fix the Windows Shell
entry. This step is important because if you won't fix this entry, then
your Windows Desktop will not be displayed the next time you reboot.
Once the new registry value has been added, you can delete the file from
AFTER ALL, USE A GOOD ANTIVIRUS AND TRY TO CLEAN YOUR SYSTEM WITH IT.