1. open up notepad (win + r, type 'notepad')
2. copy this text into it
Windows Registry Editor Version 5.00
[HKEY_CLASSES_ROOT\*\shell\me7check\command]
@="C:\\\\windows\\\\system32\\\\cmd /k C:\\ENTER_ME7CHECK_PATH_HERE\\me7check.exe \"%1\" & pause & exit"
3. change red text to path to me7check.exe
use double backslash \\
for exampe: C:\\VW\\me7check\\me7check.exe
4. save it (ctrl+s) and type me7check.reg as file name
5. run it
6. now you can check any file by simple rightclick -> me7check