1. 

Double-click the downloaded Nero 9 installation file to start the installation.

2.

The Nero installation wizard will ask you to enter a Nero serial number during the installation.

3.

Enter the Nero 9 trial serial number you have received from Nero by e-mail.

4.

Follow the Nero installation wizard to finish the installation.

5.

Restart your PC.

6.

Enjoy using the Nero 9 trial.