1. Install Algorius Net Viewer
2. Stop NetViewer service and main application
3. Replace files NetViewer.exe and NetViewerService.exe
4. Remove files "NetViewer*.exe" at "%WINDIR%\assembly\"

Use commands in CMD.exe:
del /s C:\Windows\assembly\NetViewer*.exe
del /s C:\Users\uit_admin\AppData\NetViewer*.exe 

5. Start NetViewer service
6. Register with algorius_*.key
7. Enjoy!