1. Navigate to your windows or winnt directory.
2. Make a copy of explorer.exe put it somewhere safe. make another copy name it explorer1.exe, put it in the windows directory.
3. Download a version of a Hex editor on a freeware site.
4. Open up explorer1.exe in the Hex editor .
5. Search for strings named Start
6. Heres some help with the offsets:

start will be just before this:

There was an internal error and one of the windows you were using has been closed.".

now rename start to another five letter word of your choice like Help

save the modified explorer1.exe

open up regedit, you are looking for this key:

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]

search for the value named Shell and make it equal to explorer1.exe.

restart for changes to take place.

alternatively, close all apps, fire up task manager and end the process explorer.exe, start new traske explorer1.exe and there you go.

if PC dont boot, slave off , navigate to your windows delete explorer1.exe and rename explorer.exe to explorer1.exe, plug back into your PC and there you go back to normal, i assure you it works great!

enjoy regards...