Cette 3e étape (indiqué dans le post de aiwai, lien vers dataviz) :
http://support.dataviz.com/support.srch?do...40&pid=2000"Return/Refund your Documents To Go 10 License:
If you have paid for the upgrade to Documents To Go 10, you will need to process a product return in order to be refunded for your purchase and receive the necessary information for installing the previous version of Documents To Go. Click on the following link for the return policy and procedure:
Product Returns
Once the product has been returned and your license has been reverted back to the previous version, you will need to download and install the software:
DataViz Redownload Software Area
If you have any questions about the return/refund policy or procedure, please contact our Sales Team:
Sales/Upgrades/Customer Service
Phone: 800-733-0030 or 203-874-0085
Fax: 203-874-4345
Submit a general sales/upgrade question"
Voili, voilou. Pour le peu que j'en ai compris, je trouve cette démarche très étrange de la part de DataViz !!!