Have you checked the MiKTeX FAQ? You will find answers for the most common MiKTeX questions.
Ulrike Fischer is offering for an appropriate fee professional support for all sorts of LaTeX problems.
If something goes wrong, you can check the MiKTeX log files in
miktex/log (relative to the MiKTeX data root directory).
When you write an issue ticket, you should include the log files as attachements.
We recommend that you visit one of the trackers (see below) if you find that your MiKTeX installation doesn't work as expected, or if you have an improvement suggestion.
Please check the MiKTeX Contributing Guidelines before submitting your first ticket.
Please choose the appropriate isssue tracker: