Follow these steps and then we can connect to your computer and repair your problem :
1. visit this website ====> https://www.teamviewer.com
2. Click on " Join Remote Control Session "
3. Run the program then you should see this window :
4. Keep the program open and our technician will ask about your " User Id" and "Password " to connect to your computer.( Please pay attention : each time you close the program and run it ,the password will change for security reason,so each time the program close you need to report a new password to us. )