# Add new modules to your license

Aim

To make update your EthoVision XT license after you have purchased one or more add-on modules. For example:

▪The Multiple Arena module.

▪The Rat Behavior Recognition module.

See Modules of EthoVision XT

Prerequisite

▪If you have a software license, the EthoVision XT computer must be connected to the internet, or you have a smartphone connected to the internet.

▪If you have a license stored on a hardware key, insert the hardware key in a USB port of your EthoVision XT computer.

Procedure

Choose the procedure that applies to upgrade your license with new modules.

Software license - online

If your EthoVision XT computer is connected to the internet, the license is updated automatically the next time that you start the software. You do not have to take any further action.

Software license - offline

1.Start EthoVision XT.

2.Choose Help > Reactivate Offline.

3.In the window that appears, click the Deactivate button.

4.A QR code appears on the right. Scan that QR code with your smartphone.

5.Tap the link that appears on the smartphone, then on the smartphone tap Deactivate.

note The web page that opens on the smartphone shows your current license key and a code that identifies your computer.

You’ll notice nothing changes after you have clicked Deactivate on the smartphone screen. That’s ok.

6.On the computer screen, click Scanned.

7.A new QR code appears. Scan this code and tap the link that appears on the smartphone.

8.On the computer screen, next to Computer key, enter the code that appears on the smartphone.

9.A message informs you that the license has been activated, and the software closes. You can now start EthoVision XT and work as usual.

License stored on a hardware key

1.Start EthoVision XT. Make sure that no experiment is open.

2.Choose Help > Upgrade.

3.Enter the Upgrade Key 1 and, if that apples, the Upgrade Key 2 that you received from Noldus.

4.Click OK to complete the upgrade procedure.

Notes

▪To know which modules are included in your current license, choose Help > About EthoVision XT > License Info. See also Modules of EthoVision XT

See also

▪Activate your EthoVision XT license

▪Types of EthoVision XT license

▪Troubleshooting: Installation and license