What can I do if I have a discount code and it doesn't work?

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• What can I do if I have a discount code and it doesn't work?

  To apply the discount code you must be registered at www.difusion.com/tienda and be logged in at the time of purchase. Remember that the account in the Difusion online store is independent from the one you already have registered on the Campus ...

• What can I do if my access code doesn't work?

  If you want to activate a code for the first time, you have to log in to your account on the platform and click on “+ Add a code”. If you already have products on your home screen and you wish to add more codes, click on the Contents tab and then on ...

• How to add my discount code to my order?

  To apply the discount code, if you have not already done so, you will need to register in the Difusión online store and be logged in at the time of purchase.

• I have purchased a Hybrid Edition and the ISBN code to activate the content does not work

  If you purchased a hybrid edition (printed book + access to the digital version), you will find your access code on the internal part of the cover. It is a 20-character code that gives access to the digital book and all its associated resources ( you ...

• Applying a discount code for the next payment for my subscription - FOR TEACHERS ONLY

  Para poder aplicar tu código descuento, debes entrar en "Mi cuenta" en la esquina superior derecha de la pantalla y abrir tu sesión y después hacer clic en "Mis suscripciones" . A continuación, sólo tienes que entrar el código descuento en la casilla ...