Dans P3D, menu Addon=>Addon Manager=>1ère colonne Clic sur FSDreamteam=>2ème colonne GSX une fois fait en bas du tableau rentre ta clé et tu active
Purchase, Activation and Reinstallation
If you have decided to purchase the product you can do so from Flight Simulator.
Follow the instructions in the “fsdt_Install_Guide.pdf” document located in the \
FsDreamTeam folder, under your main FSX folder, after installing the Trial. This documents
is shared between all our products, and it covers everything related to purchase,
activation, reinstallation and troubleshooting.
Very briefly, activation it’s done this way:
• Open the “Addon Manager” menu inside FSX, under the “Addons” menu
• Select Fsdreamteam and GSX in the two small text windows
• Click the “Register Serial” button
• Type your Serial Number, as indicated in your purchase receipt
• Let it activate, with a working internet connection