1. Visit https://www.teamviewer.com/en/download/windows.aspx.
2. Download "For mobile use: TeamViewer Portable".
3. You can find the downloaded file in C:\Users\User\Downloads
4. Extract the file "TeamViewerPortable.zip".
5. Open the folder where you've extracted TeamViewer and start TeamViewer.exe .
6. In the field "Partner ID" you are going to write the ID provided by us.
7. In the field Password you are going to write the password provided by us.